gsd-2020-13950
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service
Aliases
Aliases
CVE-2020-13950


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-13950",
    "description": "Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service",
    "id": "GSD-2020-13950",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-13950.html",
      "https://access.redhat.com/errata/RHSA-2021:4614",
      "https://access.redhat.com/errata/RHSA-2021:4613",
      "https://ubuntu.com/security/CVE-2020-13950",
      "https://advisories.mageia.org/CVE-2020-13950.html",
      "https://security.archlinux.org/CVE-2020-13950",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-13950.html",
      "https://linux.oracle.com/cve/CVE-2020-13950.html",
      "https://access.redhat.com/errata/RHSA-2022:5163"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-13950"
      ],
      "details": "Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service",
      "id": "GSD-2020-13950",
      "modified": "2023-12-13T01:21:47.476540Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      },
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                    "product_name": "Apache HTTP Server",
                    "version": {
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                          "version_affected": "=",
                          "version_name": "2.4",
                          "version_value": "2.4.46"
                        },
                        {
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                          "version_name": "2.4",
                          "version_value": "2.4.43"
                        },
                        {
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                        }
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                    }
                  }
                ]
              },
              "vendor_name": "Apache Software Foundation"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Reported by Marc Stern (\u003cmarc.stern approach.be\u003e)"
        }
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    },
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "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"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-12-01T21:31Z",
      "publishedDate": "2021-06-10T07:15Z"
    }
  }
}


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  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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