alsa-2022:1915
Vulnerability from osv_almalinux
Published
2022-05-10 08:07
Modified
2022-05-10 08:07
Summary
Moderate: httpd:2.4 security and bug fix update
Details

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es):

  • httpd: Request splitting via HTTP/2 method injection and mod_proxy (CVE-2021-33193)

  • httpd: mod_proxy_uwsgi: out-of-bounds read via a crafted request uri-path (CVE-2021-36160)

  • httpd: possible NULL dereference or SSRF in forward proxy configurations (CVE-2021-44224)

  • httpd: Single zero byte stack overflow in mod_auth_digest (CVE-2020-35452)

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.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "httpd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.4.37-47.module_el8.6.0+2935+fb177b09.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "httpd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "httpd-devel"
      },
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        {
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          ],
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      },
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          "events": [
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            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "httpd-filesystem"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
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          ],
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    },
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          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "httpd-manual"
      },
      "ranges": [
        {
          "events": [
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              "introduced": "0"
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            }
          ],
          "type": "ECOSYSTEM"
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    },
    {
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        "ecosystem": "AlmaLinux:8",
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      },
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      "package": {
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        }
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    },
    {
      "package": {
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      },
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        {
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            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_ldap"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_ldap"
      },
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          "events": [
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              "introduced": "0"
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    {
      "package": {
        "ecosystem": "AlmaLinux:8",
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    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_proxy_html"
      },
      "ranges": [
        {
          "events": [
            {
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            {
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          ],
          "type": "ECOSYSTEM"
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    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_proxy_html"
      },
      "ranges": [
        {
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            {
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          "type": "ECOSYSTEM"
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    {
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        "name": "mod_session"
      },
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_session"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_ssl"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.4.37-47.module_el8.6.0+2872+fe0ff7aa.1.alma"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "mod_ssl"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.4.37-47.module_el8.6.0+2935+fb177b09.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.\n\nSecurity Fix(es):\n\n* httpd: Request splitting via HTTP/2 method injection and mod_proxy (CVE-2021-33193)\n\n* httpd: mod_proxy_uwsgi: out-of-bounds read via a crafted request uri-path (CVE-2021-36160)\n\n* httpd: possible NULL dereference or SSRF in forward proxy configurations (CVE-2021-44224)\n\n* httpd: Single zero byte stack overflow in mod_auth_digest (CVE-2020-35452)\n\nFor 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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.",
  "id": "ALSA-2022:1915",
  "modified": "2022-05-10T08:07:38Z",
  "published": "2022-05-10T08:07:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2022-1915.html"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2020-35452"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2021-33193"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2021-36160"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2021-44224"
    }
  ],
  "related": [
    "CVE-2021-33193",
    "CVE-2021-36160",
    "CVE-2021-44224",
    "CVE-2020-35452"
  ],
  "summary": "Moderate: httpd:2.4 security and bug fix update"
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.