CVE-2022-41916 is a denial-of-service vulnerability in Heimdal's PKI certificate validation library, affecting Heimdal versions prior to 7.7.1. This flaw impacts the KDC (via PKINIT) and kinit, as well as any third-party applications utilizing libhx509. Rated with a CVSS score of 7.5 (HIGH), the vulnerability can be exploited remotely with low attack complexity, leading to a complete denial of service without requiring user interaction or privileges. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE. Users are advised to upgrade to Heimdal 7.7.1 or 7.8, as no workarounds are available.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.7.1CPE matchmatch criteria | cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.