CVE-2018-19492

Name: CVE-2018-19492
Creator: NVD / NIST
Published: 2018-11-23T17:29:00.407+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.55%

Last modified Jun 17, 2026

CVE-2018-19492 is a vulnerability of currently unknown severity. An issue was discovered in cairo.trm in Gnuplot 5.2.5. This issue allows an attacker to conduct a buffer overflow with an arbitrary amount of data in the cairotrm_options function. EPSS estimates a 1.55% chance of exploitation in the next 30 days.

Description

An issue was discovered in cairo.trm in Gnuplot 5.2.5. This issue allows an attacker to conduct a buffer overflow with an arbitrary amount of data in the cairotrm_options function. This flaw is caused by a missing size check of an argument passed to the "set font" function. This issue occurs when the Gnuplot pngcairo terminal is used as a backend.

Metrics

EPSS Probability

1.55%

72.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Gnuplot	Gnuplot	5.2.5
Debian	Debian Linux	8.0
Opensuse	Leap	15.0

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00066.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00031.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00035.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/gnuplot/bugs/2089/Exploit, Third Party Advisory
https://sourceforge.net/p/gnuplot/gnuplot-main/ci/d5020716834582b20a5e12cdd49f39ee4f9dd949/Patch, Third Party Advisory
https://usn.ubuntu.com/4541-1/
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00066.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00031.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00035.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/gnuplot/bugs/2089/Exploit, Third Party Advisory
https://sourceforge.net/p/gnuplot/gnuplot-main/ci/d5020716834582b20a5e12cdd49f39ee4f9dd949/Patch, Third Party Advisory
https://usn.ubuntu.com/4541-1/

Timeline

Published: Nov 23, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-19492?

How severe is CVE-2018-19492?

Severity scoring for CVE-2018-19492 is pending analysis. The EPSS model estimates a 1.55% probability of exploitation in the next 30 days.

How do I fix CVE-2018-19492?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-19492?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST