ghsa-hj5j-c8qp-mgmv
Vulnerability from github
Published
2022-05-24 16:48
Modified
2024-04-04 01:02
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details

In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).

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{
   affected: [],
   aliases: [
      "CVE-2018-20843",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-611",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2019-06-24T17:15:00Z",
      severity: "HIGH",
   },
   details: "In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).",
   id: "GHSA-hj5j-c8qp-mgmv",
   modified: "2024-04-04T01:02:40Z",
   published: "2022-05-24T16:48:36Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2018-20843",
      },
      {
         type: "WEB",
         url: "https://github.com/libexpat/libexpat/issues/186",
      },
      {
         type: "WEB",
         url: "https://github.com/libexpat/libexpat/pull/262",
      },
      {
         type: "WEB",
         url: "https://github.com/libexpat/libexpat/pull/262/commits/11f8838bf99ea0a6f0b76f9760c43704d00c4ff6",
      },
      {
         type: "WEB",
         url: "https://www.tenable.com/security/tns-2021-11",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuoct2021.html",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuoct2020.html",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuapr2020.html",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuApr2021.html",
      },
      {
         type: "WEB",
         url: "https://www.debian.org/security/2019/dsa-4472",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/4040-2",
      },
      {
         type: "WEB",
         url: "https://usn.ubuntu.com/4040-1",
      },
      {
         type: "WEB",
         url: "https://support.f5.com/csp/article/K51011533",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20190703-0001",
      },
      {
         type: "WEB",
         url: "https://security.gentoo.org/glsa/201911-08",
      },
      {
         type: "WEB",
         url: "https://seclists.org/bugtraq/2019/Jun/39",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IDAUGEB3TUP6NEKJDBUBZX7N5OAUOOOK",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CEJJSQSG3KSUQY4FPVHZ7ZTT7FORMFVD",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2019/06/msg00028.html",
      },
      {
         type: "WEB",
         url: "https://github.com/libexpat/libexpat/blob/R_2_2_7/expat/Changes",
      },
      {
         type: "WEB",
         url: "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5226",
      },
      {
         type: "WEB",
         url: "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00039.html",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
}


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