CVE-2022-44640 is a critical arbitrary code execution vulnerability affecting Heimdal versions prior to 7.7.1, including Heimdal and Samba products. This flaw, stemming from an invalid free in the ASN.1 codec within the Key Distribution Center (KDC), carries a CVSS score of 9.8, indicating a severe risk with network-based exploitation requiring no user interaction. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, suggesting awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.7.1CPE matchmatch criteria | cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:* | ||
>= 4.15.0, < 4.15.3CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | ||
>= 4.16.0, < 4.16.8CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | ||
>= 4.17.0, < 4.17.4CPE matchmatch criteria | cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.