CVE-2022-41916

high

Description

Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.

References

https://www.debian.org/security/2022/dsa-5287

https://security.netapp.com/advisory/ntap-20230216-0008/

https://security.gentoo.org/glsa/202310-06

https://lists.debian.org/debian-lts-announce/2022/11/msg00034.html

https://github.com/heimdal/heimdal/security/advisories/GHSA-mgqr-gvh6-23cx

Details

Source: Mitre, NVD

Published: 2022-11-15

Updated: 2023-10-08

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High