ghsa-ghqf-jx44-h9c5
Vulnerability from github
Published
2022-05-24 19:17
Modified
2022-11-23 06:30
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.

Show details on source website

To clipboard 

{
   affected: [],
   aliases: [
      "CVE-2021-3671",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-476",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2021-10-12T18:15:00Z",
      severity: "MODERATE",
   },
   details: "A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.",
   id: "GHSA-ghqf-jx44-h9c5",
   modified: "2022-11-23T06:30:24Z",
   published: "2022-05-24T19:17:17Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-3671",
      },
      {
         type: "WEB",
         url: "https://github.com/heimdal/heimdal/commit/04171147948d0a3636bc6374181926f0fb2ec83a",
      },
      {
         type: "WEB",
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2013080,",
      },
      {
         type: "WEB",
         url: "https://bugzilla.samba.org/show_bug.cgi?id=14770,",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2022/11/msg00034.html",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20221215-0002",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20230216-0008",
      },
      {
         type: "WEB",
         url: "https://www.debian.org/security/2022/dsa-5287",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:N/AC:L/PR:L/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.