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apache2 — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2022-22720

Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling

Products
apache2
Affected versions
Not specified
Fixed versions
2.4.53-1
CVEs
CVE-2022-22720
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:59 UTC · Revision 1

Source evidence

DEBIAN-CVE-2022-22720

core-osv · Original source

Published 14 Mar 2022, 11:15 UTC

Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling

osv:DEBIAN-CVE-2022-22720

apache2

Fixed versions: 2.4.53-1

apache2

Fixed versions: 2.4.53-1

apache2

Fixed versions: 2.4.53-1

Complete source record
{
  "id": "e5bb0cbaf7385fbc3e33f9f834836401e37fb17943606fcbfced0504cde9a490",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2022-22720",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2022-22720",
    "summary": "Apache HTTP Server 2.4.52 and earlier fails to close inbound connection when errors are encountered discarding the request body, exposing the server to HTTP Request Smuggling",
    "evidence": "osv:DEBIAN-CVE-2022-22720",
    "products": [
      {
        "name": {
          "value": "apache2",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.53-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "apache2",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.53-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "apache2",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.53-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "DEBIAN-CVE-2022-22720",
      "aliases": [
        "DEBIAN-CVE-2022-22720"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.53-1"
                }
              ]
            }
          ],
          "package": {
            "name": "apache2",
            "purl": "pkg:deb/debian/apache2?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-22720.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.53-1"
                }
              ]
            }
          ],
          "package": {
            "name": "apache2",
            "purl": "pkg:deb/debian/apache2?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-22720.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.53-1"
                }
              ]
            }
          ],
          "package": {
            "name": "apache2",
            "purl": "pkg:deb/debian/apache2?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-22720.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-15T08:02:42.403889544Z",
      "provider": "osv",
      "upstream": [
        "CVE-2022-22720"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2022-22720"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2022-22720",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 324017,
  "published_at": "2022-03-14T11:15:09.083+00:00"
}