gsd-2021-28652
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.
Aliases
Aliases
CVE-2021-28652


To clipboard 

{
   GSD: {
      alias: "CVE-2021-28652",
      description: "An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.",
      id: "GSD-2021-28652",
      references: [
         "https://www.suse.com/security/cve/CVE-2021-28652.html",
         "https://www.debian.org/security/2021/dsa-4924",
         "https://access.redhat.com/errata/RHSA-2021:4292",
         "https://ubuntu.com/security/CVE-2021-28652",
         "https://advisories.mageia.org/CVE-2021-28652.html",
         "https://security.archlinux.org/CVE-2021-28652",
         "https://linux.oracle.com/cve/CVE-2021-28652.html",
         "https://alas.aws.amazon.com/cve/html/CVE-2021-28652.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-28652",
         ],
         details: "An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.",
         id: "GSD-2021-28652",
         modified: "2023-12-13T01:23:29.069380Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2021-28652",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "n/a",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "n/a",
                                    },
                                 ],
                              },
                           },
                        ],
                     },
                     vendor_name: "n/a",
                  },
               ],
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         data_format: "MITRE",
         data_type: "CVE",
         data_version: "4.0",
         description: {
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                  value: "An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.",
               },
            ],
         },
         problemtype: {
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                        lang: "eng",
                        value: "n/a",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://bugs.squid-cache.org/show_bug.cgi?id=5106",
                  refsource: "MISC",
                  url: "https://bugs.squid-cache.org/show_bug.cgi?id=5106",
               },
               {
                  name: "https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447",
                  refsource: "MISC",
                  url: "https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447",
               },
               {
                  name: "DSA-4924",
                  refsource: "DEBIAN",
                  url: "https://www.debian.org/security/2021/dsa-4924",
               },
               {
                  name: "FEDORA-2021-c0bec55ec7",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/",
               },
               {
                  name: "FEDORA-2021-24af72ff2c",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/",
               },
               {
                  name: "[debian-lts-announce] 20210614 [SECURITY] [DLA 2685-1] squid3 security update",
                  refsource: "MLIST",
                  url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html",
               },
               {
                  name: "[oss-security] 20231011 Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
                  refsource: "MLIST",
                  url: "http://www.openwall.com/lists/oss-security/2023/10/11/3",
               },
               {
                  name: "20231016 Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
                  refsource: "FULLDISC",
                  url: "http://seclists.org/fulldisclosure/2023/Oct/14",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "5.0.6",
                        versionStartIncluding: "5.0",
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "4.15",
                        versionStartIncluding: "1.0",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                     {
                        cpe23Uri: "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                        cpe_name: [],
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2021-28652",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-401",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447",
                     refsource: "MISC",
                     tags: [
                        "Patch",
                        "Third Party Advisory",
                     ],
                     url: "https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447",
                  },
                  {
                     name: "https://bugs.squid-cache.org/show_bug.cgi?id=5106",
                     refsource: "MISC",
                     tags: [
                        "Exploit",
                        "Issue Tracking",
                        "Vendor Advisory",
                     ],
                     url: "https://bugs.squid-cache.org/show_bug.cgi?id=5106",
                  },
                  {
                     name: "DSA-4924",
                     refsource: "DEBIAN",
                     tags: [
                        "Third Party Advisory",
                     ],
                     url: "https://www.debian.org/security/2021/dsa-4924",
                  },
                  {
                     name: "FEDORA-2021-24af72ff2c",
                     refsource: "FEDORA",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/",
                  },
                  {
                     name: "FEDORA-2021-c0bec55ec7",
                     refsource: "FEDORA",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/",
                  },
                  {
                     name: "[debian-lts-announce] 20210614 [SECURITY] [DLA 2685-1] squid3 security update",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html",
                  },
                  {
                     name: "[oss-security] 20231011 Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
                     refsource: "MLIST",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "http://www.openwall.com/lists/oss-security/2023/10/11/3",
                  },
                  {
                     name: "20231016 Squid Caching Proxy Security Audit: 55 Vulnerabilities, 35 0days.",
                     refsource: "FULLDISC",
                     tags: [
                        "Mailing List",
                        "Third Party Advisory",
                     ],
                     url: "http://seclists.org/fulldisclosure/2023/Oct/14",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "NETWORK",
                  authentication: "SINGLE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 4,
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  vectorString: "AV:N/AC:L/Au:S/C:N/I:N/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 8,
               impactScore: 2.9,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "MEDIUM",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 4.9,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "NONE",
                  integrityImpact: "NONE",
                  privilegesRequired: "HIGH",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 1.2,
               impactScore: 3.6,
            },
         },
         lastModifiedDate: "2023-10-24T14:46Z",
         publishedDate: "2021-05-27T12:15Z",
      },
   },
}


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