CVE-2021-43579 describes a stack-based buffer overflow vulnerability in HTMLDOC versions up to 1.9.13, affecting Debian Linux and HTMLDOC products. This high-severity flaw (CVSS 7.8) allows for remote code execution if a user converts an HTML document linking to a specially crafted BMP file, requiring user interaction but with low attack complexity. While not currently on the CISA KEV list and with no active Metasploit or Nuclei exploits, public exploit code is available via ExploitDB (EDB-52425), though community discussion and media coverage remain minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.9.13CPE matchmatch criteria | cpe:2.3:a:htmldoc_project:htmldoc:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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.