"text": "curl: HTTP multi-header compression denial of service"
},
"fullDescription": {
"text": "An allocation of resources without limits or throttling vulnerability exists in curl \u0026lt;v7.88.0 based on the \u0026#34;chained\u0026#34; HTTP compression algorithms, meaning that a server response can be compressed multiple times and potentially with differentalgorithms. The number of acceptable \u0026#34;links\u0026#34; in this \u0026#34;decompression chain\u0026#34; wascapped, but the cap was implemented on a per-header basis allowing a maliciousserver to insert a virtually unlimited number of compression steps simply byusing many headers. The use of such a decompression chain could result in a \u0026#34;malloc bomb\u0026#34;, making curl end up spending enormous amounts of allocated heap memory, or trying to and returning out of memory errors."
"text": "Vulnerability CVE-2023-23916\nSeverity: MEDIUM\nPackage: libcurl-minimal\nFixed Version: 7.61.1-25.el8_7.3\nLink: [CVE-2023-23916](https://avd.aquasec.com/nvd/cve-2023-23916)\nAn allocation of resources without limits or throttling vulnerability exists in curl \u003cv7.88.0 based on the \"chained\" HTTP compression algorithms, meaning that a server response can be compressed multiple times and potentially with differentalgorithms. The number of acceptable \"links\" in this \"decompression chain\" wascapped, but the cap was implemented on a per-header basis allowing a maliciousserver to insert a virtually unlimited number of compression steps simply byusing many headers. The use of such a decompression chain could result in a \"malloc bomb\", making curl end up spending enormous amounts of allocated heap memory, or trying to and returning out of memory errors.",
"markdown": "**Vulnerability CVE-2023-23916**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|libcurl-minimal|7.61.1-25.el8_7.3|[CVE-2023-23916](https://avd.aquasec.com/nvd/cve-2023-23916)|\n\nAn allocation of resources without limits or throttling vulnerability exists in curl \u003cv7.88.0 based on the \"chained\" HTTP compression algorithms, meaning that a server response can be compressed multiple times and potentially with differentalgorithms. The number of acceptable \"links\" in this \"decompression chain\" wascapped, but the cap was implemented on a per-header basis allowing a maliciousserver to insert a virtually unlimited number of compression steps simply byusing many headers. The use of such a decompression chain could result in a \"malloc bomb\", making curl end up spending enormous amounts of allocated heap memory, or trying to and returning out of memory errors."
"text": "openssl: timing attack in RSA Decryption implementation"
},
"fullDescription": {
"text": "A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in a Bleichenbacher style attack. To achieve a successful decryption an attacker would have to be able to send a very large number of trial messages for decryption. The vulnerability affects all RSA padding modes: PKCS#1 v1.5, RSA-OEAP and RSASVE. For example, in a TLS connection, RSA is commonly used by a client to send an encrypted pre-master secret to the server. An attacker that had observed a genuine connection between a client and a server could use this flaw to send trial messages to the server and record the time taken to process them. After a sufficiently large number of messages the attacker could recover the pre-master secret used for the original connection and thus be able to decrypt the application data sent over that connection."
"text": "Vulnerability CVE-2022-4304\nSeverity: HIGH\nPackage: openssl-libs\nFixed Version: 1:1.1.1k-9.el8_7\nLink: [CVE-2022-4304](https://avd.aquasec.com/nvd/cve-2022-4304)\nA timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in a Bleichenbacher style attack. To achieve a successful decryption an attacker would have to be able to send a very large number of trial messages for decryption. The vulnerability affects all RSA padding modes: PKCS#1 v1.5, RSA-OEAP and RSASVE. For example, in a TLS connection, RSA is commonly used by a client to send an encrypted pre-master secret to the server. An attacker that had observed a genuine connection between a client and a server could use this flaw to send trial messages to the server and record the time taken to process them. After a sufficiently large number of messages the attacker could recover the pre-master secret used for the original connection and thus be able to decrypt the application data sent over that connection.",
"markdown": "**Vulnerability CVE-2022-4304**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|HIGH|openssl-libs|1:1.1.1k-9.el8_7|[CVE-2022-4304](https://avd.aquasec.com/nvd/cve-2022-4304)|\n\nA timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in a Bleichenbacher style attack. To achieve a successful decryption an attacker would have to be able to send a very large number of trial messages for decryption. The vulnerability affects all RSA padding modes: PKCS#1 v1.5, RSA-OEAP and RSASVE. For example, in a TLS connection, RSA is commonly used by a client to send an encrypted pre-master secret to the server. An attacker that had observed a genuine connection between a client and a server could use this flaw to send trial messages to the server and record the time taken to process them. After a sufficiently large number of messages the attacker could recover the pre-master secret used for the original connection and thus be able to decrypt the application data sent over that connection."
},
"properties": {
"precision": "very-high",
"security-severity": "8.0",
"tags": [
"vulnerability",
"security",
"HIGH"
]
}
},
{
"id": "CVE-2022-4450",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "openssl: double free after calling PEM_read_bio_ex"
},
"fullDescription": {
"text": "The function PEM_read_bio_ex() reads a PEM file from a BIO and parses and decodes the \u0026#34;name\u0026#34; (e.g. \u0026#34;CERTIFICATE\u0026#34;), any header data and the payload data. If the function succeeds then the \u0026#34;name_out\u0026#34;, \u0026#34;header\u0026#34; and \u0026#34;data\u0026#34; arguments are populated with pointers to buffers containing the relevant decoded data. The caller is responsible for freeing those buffers. It is possible to construct a PEM file that results in 0 bytes of payload data. In this case PEM_read_bio_ex() will return a failure code but will populate the header argument with a pointer to a buffer that has already been freed. If the caller also frees this buffer then a double free will occur. This will most likely lead to a crash. This could be exploited by an attacker who has the ability to supply malicious PEM files for parsing to achieve a denial of service attack. The functions PEM_read_bio() and PEM_read() are simple wrappers around PEM_read_bio_ex() and therefore these functions are also directly affected. These functions are also called indirectly by a number of other OpenSSL functions including PEM_X509_INFO_read_bio_ex() and SSL_CTX_use_serverinfo_file() which are also vulnerable. Some OpenSSL internal uses of these functions are not vulnerable because the caller does not free the header argument if PEM_read_bio_ex() returns a failure code. These locations include the PEM_read_bio_TYPE() functions as well as the decoders introduced in OpenSSL 3.0. The OpenSSL asn1parse command line application is also impacted by this issue."
"text": "Vulnerability CVE-2022-4450\nSeverity: HIGH\nPackage: openssl-libs\nFixed Version: 1:1.1.1k-9.el8_7\nLink: [CVE-2022-4450](https://avd.aquasec.com/nvd/cve-2022-4450)\nThe function PEM_read_bio_ex() reads a PEM file from a BIO and parses and decodes the \"name\" (e.g. \"CERTIFICATE\"), any header data and the payload data. If the function succeeds then the \"name_out\", \"header\" and \"data\" arguments are populated with pointers to buffers containing the relevant decoded data. The caller is responsible for freeing those buffers. It is possible to construct a PEM file that results in 0 bytes of payload data. In this case PEM_read_bio_ex() will return a failure code but will populate the header argument with a pointer to a buffer that has already been freed. If the caller also frees this buffer then a double free will occur. This will most likely lead to a crash. This could be exploited by an attacker who has the ability to supply malicious PEM files for parsing to achieve a denial of service attack. The functions PEM_read_bio() and PEM_read() are simple wrappers around PEM_read_bio_ex() and therefore these functions are also directly affected. These functions are also called indirectly by a number of other OpenSSL functions including PEM_X509_INFO_read_bio_ex() and SSL_CTX_use_serverinfo_file() which are also vulnerable. Some OpenSSL internal uses of these functions are not vulnerable because the caller does not free the header argument if PEM_read_bio_ex() returns a failure code. These locations include the PEM_read_bio_TYPE() functions as well as the decoders introduced in OpenSSL 3.0. The OpenSSL asn1parse command line application is also impacted by this issue.",
"markdown": "**Vulnerability CVE-2022-4450**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|HIGH|openssl-libs|1:1.1.1k-9.el8_7|[CVE-2022-4450](https://avd.aquasec.com/nvd/cve-2022-4450)|\n\nThe function PEM_read_bio_ex() reads a PEM file from a BIO and parses and decodes the \"name\" (e.g. \"CERTIFICATE\"), any header data and the payload data. If the function succeeds then the \"name_out\", \"header\" and \"data\" arguments are populated with pointers to buffers containing the relevant decoded data. The caller is responsible for freeing those buffers. It is possible to construct a PEM file that results in 0 bytes of payload data. In this case PEM_read_bio_ex() will return a failure code but will populate the header argument with a pointer to a buffer that has already been freed. If the caller also frees this buffer then a double free will occur. This will most likely lead to a crash. This could be exploited by an attacker who has the ability to supply malicious PEM files for parsing to achieve a denial of service attack. The functions PEM_read_bio() and PEM_read() are simple wrappers around PEM_read_bio_ex() and therefore these functions are also directly affected. These functions are also called indirectly by a number of other OpenSSL functions including PEM_X509_INFO_read_bio_ex() and SSL_CTX_use_serverinfo_file() which are also vulnerable. Some OpenSSL internal uses of these functions are not vulnerable because the caller does not free the header argument if PEM_read_bio_ex() returns a failure code. These locations include the PEM_read_bio_TYPE() functions as well as the decoders introduced in OpenSSL 3.0. The OpenSSL asn1parse command line application is also impacted by this issue."
},
"properties": {
"precision": "very-high",
"security-severity": "8.0",
"tags": [
"vulnerability",
"security",
"HIGH"
]
}
},
{
"id": "CVE-2023-0215",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "openssl: use-after-free following BIO_new_NDEF"
},
"fullDescription": {
"text": "The public API function BIO_new_NDEF is a helper function used for streaming ASN.1 data via a BIO. It is primarily used internally to OpenSSL to support the SMIME, CMS and PKCS7 streaming capabilities, but may also be called directly by end user applications. The function receives a BIO from the caller, prepends a new BIO_f_asn1 filter BIO onto the front of it to form a BIO chain, and then returns the new head of the BIO chain to the caller. Under certain conditions, for example if a CMS recipient public key is invalid, the new filter BIO is freed and the function returns a NULL result indicating a failure. However, in this case, the BIO chain is not properly cleaned up and the BIO passed by the caller still retains internal pointers to the previously freed filter BIO. If the caller then goes on to call BIO_pop() on the BIO then a use-after-free will occur. This will most likely result in a crash. This scenario occurs directly in the internal function B64_write_ASN1() which may cause BIO_new_NDEF() to be called and will subsequently call BIO_pop() on the BIO. This internal function is in turn called by the public API functions PEM_write_bio_ASN1_stream, PEM_write_bio_CMS_stream, PEM_write_bio_PKCS7_stream, SMIME_write_ASN1, SMIME_write_CMS and SMIME_write_PKCS7. Other public API functions that may be impacted by this include i2d_ASN1_bio_stream, BIO_new_CMS, BIO_new_PKCS7, i2d_CMS_bio_stream and i2d_PKCS7_bio_stream. The OpenSSL cms and smime command line applications are similarly affected."
"text": "Vulnerability CVE-2023-0215\nSeverity: HIGH\nPackage: openssl-libs\nFixed Version: 1:1.1.1k-9.el8_7\nLink: [CVE-2023-0215](https://avd.aquasec.com/nvd/cve-2023-0215)\nThe public API function BIO_new_NDEF is a helper function used for streaming ASN.1 data via a BIO. It is primarily used internally to OpenSSL to support the SMIME, CMS and PKCS7 streaming capabilities, but may also be called directly by end user applications. The function receives a BIO from the caller, prepends a new BIO_f_asn1 filter BIO onto the front of it to form a BIO chain, and then returns the new head of the BIO chain to the caller. Under certain conditions, for example if a CMS recipient public key is invalid, the new filter BIO is freed and the function returns a NULL result indicating a failure. However, in this case, the BIO chain is not properly cleaned up and the BIO passed by the caller still retains internal pointers to the previously freed filter BIO. If the caller then goes on to call BIO_pop() on the BIO then a use-after-free will occur. This will most likely result in a crash. This scenario occurs directly in the internal function B64_write_ASN1() which may cause BIO_new_NDEF() to be called and will subsequently call BIO_pop() on the BIO. This internal function is in turn called by the public API functions PEM_write_bio_ASN1_stream, PEM_write_bio_CMS_stream, PEM_write_bio_PKCS7_stream, SMIME_write_ASN1, SMIME_write_CMS and SMIME_write_PKCS7. Other public API functions that may be impacted by this include i2d_ASN1_bio_stream, BIO_new_CMS, BIO_new_PKCS7, i2d_CMS_bio_stream and i2d_PKCS7_bio_stream. The OpenSSL cms and smime command line applications are similarly affected.",
"markdown": "**Vulnerability CVE-2023-0215**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|HIGH|openssl-libs|1:1.1.1k-9.el8_7|[CVE-2023-0215](https://avd.aquasec.com/nvd/cve-2023-0215)|\n\nThe public API function BIO_new_NDEF is a helper function used for streaming ASN.1 data via a BIO. It is primarily used internally to OpenSSL to support the SMIME, CMS and PKCS7 streaming capabilities, but may also be called directly by end user applications. The function receives a BIO from the caller, prepends a new BIO_f_asn1 filter BIO onto the front of it to form a BIO chain, and then returns the new head of the BIO chain to the caller. Under certain conditions, for example if a CMS recipient public key is invalid, the new filter BIO is freed and the function returns a NULL result indicating a failure. However, in this case, the BIO chain is not properly cleaned up and the BIO passed by the caller still retains internal pointers to the previously freed filter BIO. If the caller then goes on to call BIO_pop() on the BIO then a use-after-free will occur. This will most likely result in a crash. This scenario occurs directly in the internal function B64_write_ASN1() which may cause BIO_new_NDEF() to be called and will subsequently call BIO_pop() on the BIO. This internal function is in turn called by the public API functions PEM_write_bio_ASN1_stream, PEM_write_bio_CMS_stream, PEM_write_bio_PKCS7_stream, SMIME_write_ASN1, SMIME_write_CMS and SMIME_write_PKCS7. Other public API functions that may be impacted by this include i2d_ASN1_bio_stream, BIO_new_CMS, BIO_new_PKCS7, i2d_CMS_bio_stream and i2d_PKCS7_bio_stream. The OpenSSL cms and smime command line applications are similarly affected."
},
"properties": {
"precision": "very-high",
"security-severity": "8.0",
"tags": [
"vulnerability",
"security",
"HIGH"
]
}
},
{
"id": "CVE-2023-0286",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "openssl: X.400 address type confusion in X.509 GeneralName"
},
"fullDescription": {
"text": "There is a type confusion vulnerability relating to X.400 address processing inside an X.509 GeneralName. X.400 addresses were parsed as an ASN1_STRING but the public structure definition for GENERAL_NAME incorrectly specified the type of the x400Address field as ASN1_TYPE. This field is subsequently interpreted by the OpenSSL function GENERAL_NAME_cmp as an ASN1_TYPE rather than an ASN1_STRING. When CRL checking is enabled (i.e. the application sets the X509_V_FLAG_CRL_CHECK flag), this vulnerability may allow an attacker to pass arbitrary pointers to a memcmp call, enabling them to read memory contents or enact a denial of service. In most cases, the attack requires the attacker to provide both the certificate chain and CRL, neither of which need to have a valid signature. If the attacker only controls one of these inputs, the other input must already contain an X.400 address as a CRL distribution point, which is uncommon. As such, this vulnerability is most likely to only affect applications which have implemented their own functionality for retrieving CRLs over a network."
"text": "Vulnerability CVE-2023-0286\nSeverity: HIGH\nPackage: openssl-libs\nFixed Version: 1:1.1.1k-9.el8_7\nLink: [CVE-2023-0286](https://avd.aquasec.com/nvd/cve-2023-0286)\nThere is a type confusion vulnerability relating to X.400 address processing inside an X.509 GeneralName. X.400 addresses were parsed as an ASN1_STRING but the public structure definition for GENERAL_NAME incorrectly specified the type of the x400Address field as ASN1_TYPE. This field is subsequently interpreted by the OpenSSL function GENERAL_NAME_cmp as an ASN1_TYPE rather than an ASN1_STRING. When CRL checking is enabled (i.e. the application sets the X509_V_FLAG_CRL_CHECK flag), this vulnerability may allow an attacker to pass arbitrary pointers to a memcmp call, enabling them to read memory contents or enact a denial of service. In most cases, the attack requires the attacker to provide both the certificate chain and CRL, neither of which need to have a valid signature. If the attacker only controls one of these inputs, the other input must already contain an X.400 address as a CRL distribution point, which is uncommon. As such, this vulnerability is most likely to only affect applications which have implemented their own functionality for retrieving CRLs over a network.",
"markdown": "**Vulnerability CVE-2023-0286**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|HIGH|openssl-libs|1:1.1.1k-9.el8_7|[CVE-2023-0286](https://avd.aquasec.com/nvd/cve-2023-0286)|\n\nThere is a type confusion vulnerability relating to X.400 address processing inside an X.509 GeneralName. X.400 addresses were parsed as an ASN1_STRING but the public structure definition for GENERAL_NAME incorrectly specified the type of the x400Address field as ASN1_TYPE. This field is subsequently interpreted by the OpenSSL function GENERAL_NAME_cmp as an ASN1_TYPE rather than an ASN1_STRING. When CRL checking is enabled (i.e. the application sets the X509_V_FLAG_CRL_CHECK flag), this vulnerability may allow an attacker to pass arbitrary pointers to a memcmp call, enabling them to read memory contents or enact a denial of service. In most cases, the attack requires the attacker to provide both the certificate chain and CRL, neither of which need to have a valid signature. If the attacker only controls one of these inputs, the other input must already contain an X.400 address as a CRL distribution point, which is uncommon. As such, this vulnerability is most likely to only affect applications which have implemented their own functionality for retrieving CRLs over a network."
"text": "python: int() type in PyLong_FromString() does not limit amount of digits converting text to int leading to DoS"
},
"fullDescription": {
"text": "A flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using int(\u0026#34;text\u0026#34;), a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits (float, decimal, int.from_bytes(), and int() for binary bases 2, 4, 8, 16, and 32 are not affected). The highest threat from this vulnerability is to system availability."
"text": "Vulnerability CVE-2020-10735\nSeverity: MEDIUM\nPackage: python3-libs\nFixed Version: 3.6.8-48.el8_7.1.rocky.0\nLink: [CVE-2020-10735](https://avd.aquasec.com/nvd/cve-2020-10735)\nA flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using int(\"text\"), a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits (float, decimal, int.from_bytes(), and int() for binary bases 2, 4, 8, 16, and 32 are not affected). The highest threat from this vulnerability is to system availability.",
"markdown": "**Vulnerability CVE-2020-10735**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|python3-libs|3.6.8-48.el8_7.1.rocky.0|[CVE-2020-10735](https://avd.aquasec.com/nvd/cve-2020-10735)|\n\nA flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when using int(\"text\"), a system could take 50ms to parse an int string with 100,000 digits and 5s for 1,000,000 digits (float, decimal, int.from_bytes(), and int() for binary bases 2, 4, 8, 16, and 32 are not affected). The highest threat from this vulnerability is to system availability."
},
"properties": {
"precision": "very-high",
"security-severity": "5.5",
"tags": [
"vulnerability",
"security",
"MEDIUM"
]
}
},
{
"id": "CVE-2021-28861",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "python: open redirection vulnerability in lib/http/server.py may lead to information disclosure"
},
"fullDescription": {
"text": "** DISPUTED ** Python 3.x through 3.10 has an open redirection vulnerability in lib/http/server.py due to no protection against multiple (/) at the beginning of URI path which may leads to information disclosure. NOTE: this is disputed by a third party because the http.server.html documentation page states \u0026#34;Warning: http.server is not recommended for production. It only implements basic security checks.\u0026#34;"
"text": "Vulnerability CVE-2021-28861\nSeverity: MEDIUM\nPackage: python3-libs\nFixed Version: 3.6.8-48.el8_7.1.rocky.0\nLink: [CVE-2021-28861](https://avd.aquasec.com/nvd/cve-2021-28861)\n** DISPUTED ** Python 3.x through 3.10 has an open redirection vulnerability in lib/http/server.py due to no protection against multiple (/) at the beginning of URI path which may leads to information disclosure. NOTE: this is disputed by a third party because the http.server.html documentation page states \"Warning: http.server is not recommended for production. It only implements basic security checks.\"",
"markdown": "**Vulnerability CVE-2021-28861**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|python3-libs|3.6.8-48.el8_7.1.rocky.0|[CVE-2021-28861](https://avd.aquasec.com/nvd/cve-2021-28861)|\n\n** DISPUTED ** Python 3.x through 3.10 has an open redirection vulnerability in lib/http/server.py due to no protection against multiple (/) at the beginning of URI path which may leads to information disclosure. NOTE: this is disputed by a third party because the http.server.html documentation page states \"Warning: http.server is not recommended for production. It only implements basic security checks.\""
},
"properties": {
"precision": "very-high",
"security-severity": "5.5",
"tags": [
"vulnerability",
"security",
"MEDIUM"
]
}
},
{
"id": "CVE-2022-45061",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "Python: CPU denial of service via inefficient IDNA decoder"
},
"fullDescription": {
"text": "An issue was discovered in Python before 3.11.1. An unnecessary quadratic algorithm exists in one path when processing some inputs to the IDNA (RFC 3490) decoder, such that a crafted, unreasonably long name being presented to the decoder could lead to a CPU denial of service. Hostnames are often supplied by remote servers that could be controlled by a malicious actor; in such a scenario, they could trigger excessive CPU consumption on the client attempting to make use of an attacker-supplied supposed hostname. For example, the attack payload could be placed in the Location header of an HTTP response with status code 302. A fix is planned in 3.11.1, 3.10.9, 3.9.16, 3.8.16, and 3.7.16."
"text": "Vulnerability CVE-2022-45061\nSeverity: MEDIUM\nPackage: python3-libs\nFixed Version: 3.6.8-48.el8_7.1.rocky.0\nLink: [CVE-2022-45061](https://avd.aquasec.com/nvd/cve-2022-45061)\nAn issue was discovered in Python before 3.11.1. An unnecessary quadratic algorithm exists in one path when processing some inputs to the IDNA (RFC 3490) decoder, such that a crafted, unreasonably long name being presented to the decoder could lead to a CPU denial of service. Hostnames are often supplied by remote servers that could be controlled by a malicious actor; in such a scenario, they could trigger excessive CPU consumption on the client attempting to make use of an attacker-supplied supposed hostname. For example, the attack payload could be placed in the Location header of an HTTP response with status code 302. A fix is planned in 3.11.1, 3.10.9, 3.9.16, 3.8.16, and 3.7.16.",
"markdown": "**Vulnerability CVE-2022-45061**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|python3-libs|3.6.8-48.el8_7.1.rocky.0|[CVE-2022-45061](https://avd.aquasec.com/nvd/cve-2022-45061)|\n\nAn issue was discovered in Python before 3.11.1. An unnecessary quadratic algorithm exists in one path when processing some inputs to the IDNA (RFC 3490) decoder, such that a crafted, unreasonably long name being presented to the decoder could lead to a CPU denial of service. Hostnames are often supplied by remote servers that could be controlled by a malicious actor; in such a scenario, they could trigger excessive CPU consumption on the client attempting to make use of an attacker-supplied supposed hostname. For example, the attack payload could be placed in the Location header of an HTTP response with status code 302. A fix is planned in 3.11.1, 3.10.9, 3.9.16, 3.8.16, and 3.7.16."
"text": "pypa-setuptools: Regular Expression Denial of Service (ReDoS) in package_index.py"
},
"fullDescription": {
"text": "Python Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py."
"text": "Vulnerability CVE-2022-40897\nSeverity: MEDIUM\nPackage: python3-setuptools-wheel\nFixed Version: 39.2.0-6.el8_7.1\nLink: [CVE-2022-40897](https://avd.aquasec.com/nvd/cve-2022-40897)\nPython Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py.",
"markdown": "**Vulnerability CVE-2022-40897**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|python3-setuptools-wheel|39.2.0-6.el8_7.1|[CVE-2022-40897](https://avd.aquasec.com/nvd/cve-2022-40897)|\n\nPython Packaging Authority (PyPA) setuptools before 65.5.1 allows remote attackers to cause a denial of service via HTML in a crafted package or custom PackageIndex page. There is a Regular Expression Denial of Service (ReDoS) in package_index.py."
"text": "systemd: local information leak due to systemd-coredump not respecting fs.suid_dumpable kernel setting"
},
"fullDescription": {
"text": "A vulnerability was found in systemd. This security flaw can cause a local information leak due to systemd-coredump not respecting the fs.suid_dumpable kernel setting."
"text": "Vulnerability CVE-2022-4415\nSeverity: MEDIUM\nPackage: systemd-pam\nFixed Version: 239-68.el8_7.4\nLink: [CVE-2022-4415](https://avd.aquasec.com/nvd/cve-2022-4415)\nA vulnerability was found in systemd. This security flaw can cause a local information leak due to systemd-coredump not respecting the fs.suid_dumpable kernel setting.",
"markdown": "**Vulnerability CVE-2022-4415**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|systemd-pam|239-68.el8_7.4|[CVE-2022-4415](https://avd.aquasec.com/nvd/cve-2022-4415)|\n\nA vulnerability was found in systemd. This security flaw can cause a local information leak due to systemd-coredump not respecting the fs.suid_dumpable kernel setting."
},
"properties": {
"precision": "very-high",
"security-severity": "5.5",
"tags": [
"vulnerability",
"security",
"MEDIUM"
]
}
},
{
"id": "CVE-2022-48303",
"name": "OsPackageVulnerability",
"shortDescription": {
"text": "tar: heap buffer overflow at from_header() in list.c via specially crafted checksum"
},
"fullDescription": {
"text": "GNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters."
"text": "Vulnerability CVE-2022-48303\nSeverity: MEDIUM\nPackage: tar\nFixed Version: 2:1.30-6.el8_7.1\nLink: [CVE-2022-48303](https://avd.aquasec.com/nvd/cve-2022-48303)\nGNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters.",
"markdown": "**Vulnerability CVE-2022-48303**\n| Severity | Package | Fixed Version | Link |\n| --- | --- | --- | --- |\n|MEDIUM|tar|2:1.30-6.el8_7.1|[CVE-2022-48303](https://avd.aquasec.com/nvd/cve-2022-48303)|\n\nGNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters."