CVE-2023-45920

Name: CVE-2023-45920
Creator: NVD / NIST
Published: 2024-03-27T05:15:47.14+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.2/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2023-45920 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. Xfig v3.2.8 was discovered to contain a NULL pointer dereference when calling XGetWMHints(). NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server or window manager.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Xfig v3.2.8 was discovered to contain a NULL pointer dereference when calling XGetWMHints(). NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server or window manager.

Metrics

CVSS 3.1

4.2/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.24%

14.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Xfig Project	Xfig	3.2.8

References

http://seclists.org/fulldisclosure/2024/Jan/48Mailing List, Third Party Advisory
https://sourceforge.net/p/mcj/tickets/155/Issue Tracking
http://packetstormsecurity.com/files/176803/Xfig-3.2.8-Null-Pointer.html
http://seclists.org/fulldisclosure/2024/Jan/48Mailing List, Third Party Advisory
https://sourceforge.net/p/mcj/tickets/155/Issue Tracking

Timeline

Published: Mar 27, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-45920?

How severe is CVE-2023-45920?

CVE-2023-45920 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2023-45920?

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-2023-45920?

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

Scan your code now

Source: NVD / NIST