gsd-2021-46784
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.
Aliases
Aliases
CVE-2021-46784


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-46784",
    "description": "In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.",
    "id": "GSD-2021-46784",
    "references": [
      "https://ubuntu.com/security/CVE-2021-46784",
      "https://www.suse.com/security/cve/CVE-2021-46784.html",
      "https://www.debian.org/security/2022/dsa-5171",
      "https://advisories.mageia.org/CVE-2021-46784.html",
      "https://access.redhat.com/errata/RHSA-2022:5526",
      "https://access.redhat.com/errata/RHSA-2022:5527",
      "https://access.redhat.com/errata/RHSA-2022:5528",
      "https://access.redhat.com/errata/RHSA-2022:5529",
      "https://access.redhat.com/errata/RHSA-2022:5530",
      "https://access.redhat.com/errata/RHSA-2022:5542",
      "https://alas.aws.amazon.com/cve/html/CVE-2021-46784.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-46784"
      ],
      "details": "In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.",
      "id": "GSD-2021-46784",
      "modified": "2023-12-13T01:23:32.471281Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-46784",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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            "value": "In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9",
            "refsource": "MISC",
            "url": "https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9"
          },
          {
            "name": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patch",
            "refsource": "MISC",
            "url": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patch"
          },
          {
            "name": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch",
            "refsource": "MISC",
            "url": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch"
          },
          {
            "name": "https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w",
            "refsource": "CONFIRM",
            "url": "https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w"
          },
          {
            "name": "https://security-tracker.debian.org/tracker/CVE-2021-46784",
            "refsource": "MISC",
            "url": "https://security-tracker.debian.org/tracker/CVE-2021-46784"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20221223-0007/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20221223-0007/"
          },
          {
            "name": "[oss-security] 20231013 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2023/10/13/1"
          },
          {
            "name": "[oss-security] 20231013 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2023/10/13/10"
          },
          {
            "name": "[oss-security] 20231021 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2023/10/21/1"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "3.5.28",
                "versionStartIncluding": "3.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "5.6",
                "versionStartIncluding": "5.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.17",
                "versionStartIncluding": "4.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-46784"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-617"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "http://www.squid-cache.org/Versions/v5/changesets/SQUID-2021_7.patch"
            },
            {
              "name": "https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w",
              "refsource": "CONFIRM",
              "tags": [
                "Mitigation",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/squid-cache/squid/security/advisories/GHSA-f5cp-6rh3-284w"
            },
            {
              "name": "https://security-tracker.debian.org/tracker/CVE-2021-46784",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security-tracker.debian.org/tracker/CVE-2021-46784"
            },
            {
              "name": "https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/squid-cache/squid/commit/5e2ea2b13bd98f53e29964ca26bb0d602a8a12b9"
            },
            {
              "name": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patch",
              "refsource": "MISC",
              "tags": [
                "Broken Link"
              ],
              "url": "http://www.squid-cache.org/Versions/v4/changesets/SQUID-2021_7.patch"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20221223-0007/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20221223-0007/"
            },
            {
              "name": "[oss-security] 20231013 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2023/10/13/1"
            },
            {
              "name": "[oss-security] 20231013 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2023/10/13/10"
            },
            {
              "name": "[oss-security] 20231021 Re: Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2023/10/21/1"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "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"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-10-22T00:15Z",
      "publishedDate": "2022-07-17T22:15Z"
    }
  }
}


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