gsd-2021-44224
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).
Aliases
Aliases
CVE-2021-44224


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-44224",
    "description": "A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).",
    "id": "GSD-2021-44224",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-44224.html",
      "https://www.debian.org/security/2022/dsa-5035",
      "https://ubuntu.com/security/CVE-2021-44224",
      "https://advisories.mageia.org/CVE-2021-44224.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-44224.html",
      "https://linux.oracle.com/cve/CVE-2021-44224.html",
      "https://access.redhat.com/errata/RHSA-2022:1915",
      "https://access.redhat.com/errata/RHSA-2022:6753",
      "https://access.redhat.com/errata/RHSA-2022:7143",
      "https://access.redhat.com/errata/RHSA-2022:7144"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-44224"
      ],
      "details": "A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).",
      "id": "GSD-2021-44224",
      "modified": "2023-12-13T01:23:20.829364Z",
      "schema_version": "1.4.0"
    }
  },
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      "source": {
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      "timeline": [
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          "time": "2021-11-18",
          "value": "Reported to security team"
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          "time": "2021-12-14",
          "value": "fixed by r1895955+r1896044 in 2.4.x"
        }
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            {
              "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/38"
            },
            {
              "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/33"
            },
            {
              "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6",
              "refsource": "FULLDISC",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://seclists.org/fulldisclosure/2022/May/35"
            },
            {
              "name": "GLSA-202208-20",
              "refsource": "GENTOO",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.gentoo.org/glsa/202208-20"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.4,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 4.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 4.2
        }
      },
      "lastModifiedDate": "2022-11-02T13:18Z",
      "publishedDate": "2021-12-20T12:15Z"
    }
  }
}


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