CVE-2023-4508 — A user able to control file input to Gerbv, between versions 2

A user able to control file input to Gerbv, between versions 2.4.0 and 2.10.0, can cause a crash and cause denial-of-service with a specially crafted Gerber RS-274X file.

01What is this vulnerability?

A user able to control file input to Gerbv, between versions 2.4.0 and 2.10.0, can cause a crash and cause denial-of-service with a specially crafted Gerber RS-274X file.

02Affected products

Vendor	Product	Versions
Gerbv	gerbv	2.4.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-08-24T22:51:47.669Z
• Last modified: 2024-08-02T07:31:05.854Z

09References

• github.com — https://github.com/gerbv/gerbv/issues/191
• github.com — https://github.com/gerbv/gerbv/commit/5517e22250e935dc7f86f64ad414aeae3dbcb36a
• cve.mitre.org — https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4508