ghsa-2wgw-3mv7-47xf
Vulnerability from github
Published
2022-05-24 17:33
Modified
2022-05-24 17:33
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details

MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.

Show details on source website

To clipboard 

{
   affected: [],
   aliases: [
      "CVE-2020-28196",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-674",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2020-11-06T08:15:00Z",
      severity: "HIGH",
   },
   details: "MIT Kerberos 5 (aka krb5) before 1.17.2 and 1.18.x before 1.18.3 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit.",
   id: "GHSA-2wgw-3mv7-47xf",
   modified: "2022-05-24T17:33:20Z",
   published: "2022-05-24T17:33:20Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2020-28196",
      },
      {
         type: "WEB",
         url: "https://github.com/krb5/krb5/commit/57415dda6cf04e73ffc3723be518eddfae599bfd",
      },
      {
         type: "WEB",
         url: "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E",
      },
      {
         type: "WEB",
         url: "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2020/11/msg00011.html",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/73IGOG6CZAVMVNS4GGRMOLOZ7B6QVA7F",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KPH2V3WSQTELROZK3GFCPQDOFLKIZ6H5",
      },
      {
         type: "WEB",
         url: "https://security.gentoo.org/glsa/202011-17",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20201202-0001",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20210513-0002",
      },
      {
         type: "WEB",
         url: "https://www.debian.org/security/2020/dsa-4795",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com//security-alerts/cpujul2021.html",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuApr2021.html",
      },
      {
         type: "WEB",
         url: "https://www.oracle.com/security-alerts/cpuapr2022.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",
      },
   ],
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.