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Fencer Vulns
medium 5.5

CVE-2023-4508 json

Denial of Service in Gerbv

published 2023-08-24 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54363

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

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.

Patch / fix

  • Gerbv gerbv 2.10.0
  • gerbv Debian 13 2.10.0-1

debian advisories DEBIAN-CVE-2023-4508

  • gerbv Ubuntu 20.04 LTS 2.7.0-1ubuntu0.2
  • gerbv Ubuntu Pro 14.04 LTS 2.6.0-1ubuntu0.14.04.1~esm2
  • gerbv Ubuntu Pro 16.04 LTS 2.6.0-1ubuntu0.16.04.1~esm2
  • gerbv Ubuntu Pro 18.04 LTS 2.6.1-3ubuntu0.1~esm2
  • gerbv Ubuntu Pro 22.04 LTS 2.8.2-1ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2023-4508

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-4508 updated cvss 5.5

gerbv: denial of service

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/gerbv/gerbv/issues/191 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • Gerbv gerbv

Classification

Weakness
  • CWE-824 Access of Uninitialized Pointer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.