rhsa-2022_1390
Vulnerability from csaf_redhat
Published
2022-04-20 19:30
Modified
2024-11-06 00:41
Summary
Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP11 security update

Notes

Topic
Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 11 zip release for Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, and Microsoft Windows is available. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
Red Hat JBoss Core Services is a set of supplementary software for Red Hat JBoss middleware products. This software, such as Apache HTTP Server, is common to multiple JBoss middleware products, and is packaged under Red Hat JBoss Core Services to allow for faster distribution of updates, and for a more consistent update experience. This release adds the new Apache HTTP Server 2.4.37 Service Pack 11 packages that are part of the JBoss Core Services offering. This release serves as a replacement for Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 10 and includes bug fixes and enhancements. Refer to the Release Notes for information on the most significant bug fixes and enhancements included in this release. Security Fix(es): * jbcs-httpd24-httpd: httpd: HTTP request smuggling vulnerability in Apache HTTP Server 2.4.52 and earlier (CVE-2022-22720) * libxml2: use-after-free in xmlXIncludeDoProcess() in xinclude.c (CVE-2021-3518) * libxml2: heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3517) * libxml2: use-after-free in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3516) * libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms (CVE-2021-3541) * libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode (CVE-2021-3537) * libxml2: Use-after-free of ID and IDREF attributes (CVE-2022-23308) * openssl: Infinite loop in BN_mod_sqrt() reachable when parsing certificates (CVE-2022-0778) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "title": "Vulnerability description"
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          "details": "Moderate"
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      "title": "libxml2: Use-after-free in xmlEncodeEntitiesInternal() in entities.c"
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    {
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          "text": "There is a flaw in the xml entity encoding functionality of libxml2. An attacker who is able to supply a crafted file to be processed by an application linked with the affected functionality of libxml2 could trigger an out-of-bounds read. The most likely impact of this flaw is to application availability, with some potential impact to confidentiality and integrity if an attacker is able to use memory information to further exploit the application.",
          "title": "Vulnerability description"
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          "text": "libxml2: Heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c",
          "title": "Vulnerability summary"
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          "text": "This flaw is out of support scope for Red Hat Enterprise Linux 6 and 7. To learn more about Red Hat Enterprise Linux support life cycles, please see https://access.redhat.com/support/policy/updates/errata .",
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3517",
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          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
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            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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      "title": "libxml2: Heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c"
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          "title": "Vulnerability description"
        },
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          "text": "libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c",
          "title": "Vulnerability summary"
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          "text": "This flaw is out of support scope for Red Hat Enterprise Linux 6 and 7. To learn more about Red Hat Enterprise Linux support life cycles, please see https://access.redhat.com/support/policy/updates/errata .",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
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          "product_ids": [
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      "scores": [
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            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "yuawn"
          ],
          "organization": "NSLab NTU Taiwan"
        }
      ],
      "cve": "CVE-2021-3537",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "discovery_date": "2021-05-01T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1956522"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A NULL pointer dereference flaw was found in libxml2, where it did not propagate errors while parsing XML mixed content. This flaw causes the application to crash if an untrusted XML document is parsed in recovery mode and post validated. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "For the flaw to be exploitable, the document must be parsed in recovery mode and post validated (e.g.: when used in the `xmlling` tool, both `-recover` and `-postvalid` options must be used for the flaw to be exploitable)",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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      "product_status": {
        "fixed": [
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      "references": [
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3537"
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          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1956522"
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          "category": "vendor_fix",
          "date": "2022-04-20T19:30:18+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:1390"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Sebastian Pipping"
          ]
        }
      ],
      "cve": "CVE-2021-3541",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2021-04-16T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1950515"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in libxml2. Exponential entity expansion attack its possible bypassing all existing protection mechanisms and leading to denial of service.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat JBoss Core Services 1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2021-3541"
        },
        {
          "category": "external",
          "summary": "RHBZ#1950515",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1950515"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2021-3541",
          "url": "https://www.cve.org/CVERecord?id=CVE-2021-3541"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-3541",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3541"
        }
      ],
      "release_date": "2021-05-13T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-04-20T19:30:18+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:1390"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms"
    },
    {
      "cve": "CVE-2022-0778",
      "cwe": {
        "id": "CWE-835",
        "name": "Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)"
      },
      "discovery_date": "2022-03-09T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2062202"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in OpenSSL. It is possible to trigger an infinite loop by crafting a certificate that has invalid elliptic curve parameters. Since certificate parsing happens before verification of the certificate signature, any process that parses an externally supplied certificate may be subject to a denial of service attack.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "openssl: Infinite loop in BN_mod_sqrt() reachable when parsing certificates",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "While Red Hat initially stated not to be directly affected by this flaw, after further investigation we found that the versions of OpenSSL as shipped in Red Hat Enterprise Linux 6, 7, and 8 are vulnerable to a denial of service attack through malicious Elliptic Curve parameters. During processing of the parameters OpenSSL will call BN_mod_sqrt() with invalid arguments, causing the process to enter an infinite loop. The invalid EC parameters can be provided to OpenSSL through X.509 certificates (used in TLS connections), through public and private keys, through certificate signing requests and other places where applications process Elliptic Curve parameters. The flaw has been rated as having a security impact of Important. A future update will address this issue in Red Hat Enterprise Linux 6, 7 and 8.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat JBoss Core Services 1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-0778"
        },
        {
          "category": "external",
          "summary": "RHBZ#2062202",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2062202"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-0778",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-0778"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-0778",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-0778"
        },
        {
          "category": "external",
          "summary": "https://www.openssl.org/news/secadv/20220315.txt",
          "url": "https://www.openssl.org/news/secadv/20220315.txt"
        }
      ],
      "release_date": "2022-03-15T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-04-20T19:30:18+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:1390"
        },
        {
          "category": "workaround",
          "details": "Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "openssl: Infinite loop in BN_mod_sqrt() reachable when parsing certificates"
    },
    {
      "cve": "CVE-2022-22720",
      "cwe": {
        "id": "CWE-444",
        "name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)"
      },
      "discovery_date": "2022-03-15T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2064321"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in httpd. The inbound connection is not closed when it fails to discard the request body, which may expose the server to HTTP request smuggling.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "httpd: Errors encountered during the discarding of request body lead to HTTP request smuggling",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat JBoss Core Services 1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-22720"
        },
        {
          "category": "external",
          "summary": "RHBZ#2064321",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2064321"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-22720",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-22720"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-22720",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-22720"
        },
        {
          "category": "external",
          "summary": "https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2022-22720",
          "url": "https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2022-22720"
        }
      ],
      "release_date": "2022-03-14T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-04-20T19:30:18+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:1390"
        },
        {
          "category": "workaround",
          "details": "There are currently no known mitigations for this issue.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "httpd: Errors encountered during the discarding of request body lead to HTTP request smuggling"
    },
    {
      "cve": "CVE-2022-23308",
      "cwe": {
        "id": "CWE-416",
        "name": "Use After Free"
      },
      "discovery_date": "2022-02-22T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2056913"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in libxml2. A call to the xmlGetID function can return a pointer already freed when parsing an XML document with the XML_PARSE_DTDVALID option and without the XML_PARSE_NOENT option, resulting in a use-after-free issue.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "libxml2: Use-after-free of ID and IDREF attributes",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The security impact of xmlGetID() returning a pointer to freed memory depends on the application and will mostly result in a denial of service (DoS). The typical use case of calling xmlGetID() on an unmodified document is not affected, therefore this issue was rated with a moderate severity.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat JBoss Core Services 1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2022-23308"
        },
        {
          "category": "external",
          "summary": "RHBZ#2056913",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2056913"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2022-23308",
          "url": "https://www.cve.org/CVERecord?id=CVE-2022-23308"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-23308",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23308"
        }
      ],
      "release_date": "2022-02-20T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-04-20T19:30:18+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.\n\nThe References section of this erratum contains a download link for the update. You must be logged in to download the update.",
          "product_ids": [
            "Red Hat JBoss Core Services 1"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2022:1390"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat JBoss Core Services 1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "libxml2: Use-after-free of ID and IDREF attributes"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
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