CVE-2021-40401 is a use-after-free vulnerability in the RS-274X aperture definition tokenization functionality of Gerbv 2.7.0, dev, and forked 2.7.1, affecting various Debian and Fedora distributions. An attacker can exploit this by providing a specially crafted gerber file, leading to arbitrary code execution. With a CVSS score of 8.6 (High), this vulnerability has a local attack vector and low attack complexity, allowing for high impact on confidentiality, integrity, and availability. While there is no known active exploitation, public exploit code, or Metasploit/Nuclei modules, there is some community discussion and media coverage, indicating awareness of the flaw.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2.7.0CPE matchmatch criteria | cpe:2.3:a:gerbv_project:gerbv:2.7.0:-:*:*:*:*:*:* | ||
2.7.1CPE matchmatch criteria | cpe:2.3:a:gerbv_project:gerbv:2.7.1:forked_dev:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/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.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.