gsd-2019-18224
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.
Aliases
Aliases



{
   GSD: {
      alias: "CVE-2019-18224",
      description: "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.",
      id: "GSD-2019-18224",
      references: [
         "https://www.suse.com/security/cve/CVE-2019-18224.html",
         "https://www.debian.org/security/2020/dsa-4613",
         "https://access.redhat.com/errata/RHBA-2019:3621",
         "https://ubuntu.com/security/CVE-2019-18224",
         "https://advisories.mageia.org/CVE-2019-18224.html",
         "https://alas.aws.amazon.com/cve/html/CVE-2019-18224.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2019-18224",
         ],
         details: "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.",
         id: "GSD-2019-18224",
         modified: "2023-12-13T01:23:50.280089Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2019-18224",
            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: {
            description_data: [
               {
                  lang: "eng",
                  value: "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.",
               },
            ],
         },
         problemtype: {
            problemtype_data: [
               {
                  description: [
                     {
                        lang: "eng",
                        value: "n/a",
                     },
                  ],
               },
            ],
         },
         references: {
            reference_data: [
               {
                  name: "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1",
                  refsource: "MISC",
                  url: "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1",
               },
               {
                  name: "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
                  refsource: "MISC",
                  url: "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
               },
               {
                  name: "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
                  refsource: "MISC",
                  url: "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
               },
               {
                  name: "USN-4168-1",
                  refsource: "UBUNTU",
                  url: "https://usn.ubuntu.com/4168-1/",
               },
               {
                  name: "FEDORA-2019-a8d35fcf7c",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/",
               },
               {
                  name: "FEDORA-2019-d3221d69e0",
                  refsource: "FEDORA",
                  url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/",
               },
               {
                  name: "openSUSE-SU-2019:2611",
                  refsource: "SUSE",
                  url: "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html",
               },
               {
                  name: "openSUSE-SU-2019:2613",
                  refsource: "SUSE",
                  url: "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html",
               },
               {
                  name: "DSA-4613",
                  refsource: "DEBIAN",
                  url: "https://www.debian.org/security/2020/dsa-4613",
               },
               {
                  name: "20200203 [SECURITY] [DSA 4613-1] libidn2 security update",
                  refsource: "BUGTRAQ",
                  url: "https://seclists.org/bugtraq/2020/Feb/4",
               },
               {
                  name: "GLSA-202003-63",
                  refsource: "GENTOO",
                  url: "https://security.gentoo.org/glsa/202003-63",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         configurations: {
            CVE_data_version: "4.0",
            nodes: [
               {
                  children: [],
                  cpe_match: [
                     {
                        cpe23Uri: "cpe:2.3:a:gnu:libidn2:*:*:*:*:*:*:*:*",
                        cpe_name: [],
                        versionEndExcluding: "2.1.1",
                        vulnerable: true,
                     },
                  ],
                  operator: "OR",
               },
            ],
         },
         cve: {
            CVE_data_meta: {
               ASSIGNER: "cve@mitre.org",
               ID: "CVE-2019-18224",
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "en",
                     value: "idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "en",
                           value: "CWE-787",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1",
                     refsource: "MISC",
                     tags: [
                        "Release Notes",
                        "Third Party Advisory",
                     ],
                     url: "https://github.com/libidn/libidn2/compare/libidn2-2.1.0...libidn2-2.1.1",
                  },
                  {
                     name: "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
                     refsource: "MISC",
                     tags: [
                        "Patch",
                        "Third Party Advisory",
                     ],
                     url: "https://github.com/libidn/libidn2/commit/e4d1558aa2c1c04a05066ee8600f37603890ba8c",
                  },
                  {
                     name: "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
                     refsource: "MISC",
                     tags: [
                        "Exploit",
                        "Issue Tracking",
                        "Third Party Advisory",
                     ],
                     url: "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12420",
                  },
                  {
                     name: "USN-4168-1",
                     refsource: "UBUNTU",
                     tags: [],
                     url: "https://usn.ubuntu.com/4168-1/",
                  },
                  {
                     name: "FEDORA-2019-a8d35fcf7c",
                     refsource: "FEDORA",
                     tags: [],
                     url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDQVQ2XPV5BTZUFINT7AFJSKNNBVURNJ/",
                  },
                  {
                     name: "FEDORA-2019-d3221d69e0",
                     refsource: "FEDORA",
                     tags: [],
                     url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MINU5RKDFE6TKAFY5DRFN3WSFDS4DYVS/",
                  },
                  {
                     name: "openSUSE-SU-2019:2611",
                     refsource: "SUSE",
                     tags: [],
                     url: "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html",
                  },
                  {
                     name: "openSUSE-SU-2019:2613",
                     refsource: "SUSE",
                     tags: [],
                     url: "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html",
                  },
                  {
                     name: "DSA-4613",
                     refsource: "DEBIAN",
                     tags: [],
                     url: "https://www.debian.org/security/2020/dsa-4613",
                  },
                  {
                     name: "20200203 [SECURITY] [DSA 4613-1] libidn2 security update",
                     refsource: "BUGTRAQ",
                     tags: [],
                     url: "https://seclists.org/bugtraq/2020/Feb/4",
                  },
                  {
                     name: "GLSA-202003-63",
                     refsource: "GENTOO",
                     tags: [],
                     url: "https://security.gentoo.org/glsa/202003-63",
                  },
               ],
            },
         },
         impact: {
            baseMetricV2: {
               acInsufInfo: false,
               cvssV2: {
                  accessComplexity: "LOW",
                  accessVector: "NETWORK",
                  authentication: "NONE",
                  availabilityImpact: "PARTIAL",
                  baseScore: 7.5,
                  confidentialityImpact: "PARTIAL",
                  integrityImpact: "PARTIAL",
                  vectorString: "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                  version: "2.0",
               },
               exploitabilityScore: 10,
               impactScore: 6.4,
               obtainAllPrivilege: false,
               obtainOtherPrivilege: false,
               obtainUserPrivilege: false,
               severity: "HIGH",
               userInteractionRequired: false,
            },
            baseMetricV3: {
               cvssV3: {
                  attackComplexity: "LOW",
                  attackVector: "NETWORK",
                  availabilityImpact: "HIGH",
                  baseScore: 9.8,
                  baseSeverity: "CRITICAL",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "HIGH",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "NONE",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  version: "3.1",
               },
               exploitabilityScore: 3.9,
               impactScore: 5.9,
            },
         },
         lastModifiedDate: "2019-10-29T19:15Z",
         publishedDate: "2019-10-21T17:15Z",
      },
   },
}


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