Vulnerability · Published Dec 22, 2021 · Assigned by talos
CVE-2021-40394
Critical 10.0
In plain English
A critical-severity security flaw in Gerbv. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.0% (higher than 87% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)10.0Critical
Exploit odds (30 days)3.0%top 12.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An out-of-bounds write vulnerability exists in the RS-274X aperture macro variables handling functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit 71493260). A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | gerbv | 2.8.1-1 | DEBIAN-CVE-2021-40394 |
| Debian:13 | gerbv | 2.8.1-1 | DEBIAN-CVE-2021-40394 |