CVE-2013-6954

Name: CVE-2013-6954
Creator: NVD / NIST
Published: 2014-01-12T18:34:55.893+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 4.69%

Last modified Jun 17, 2026

CVE-2013-6954 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.. EPSS estimates a 4.69% chance of exploitation in the next 30 days.

Description

The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

4.69%

90.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions	Update
Libpng	Libpng	<= 1.6.8	Beta
Libpng	Libpng	1.6.0	—
Libpng	Libpng	1.6.1	—
Libpng	Libpng	1.6.2	—
Libpng	Libpng	1.6.3	—
Libpng	Libpng	1.6.4	—
Libpng	Libpng	1.6.5	—
Libpng	Libpng	1.6.6	—
Libpng	Libpng	1.6.7	—

References

Timeline

Published: Jan 12, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-6954?

How severe is CVE-2013-6954?

CVE-2013-6954 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 4.69% probability of exploitation in the next 30 days.

How do I fix CVE-2013-6954?

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-2013-6954?

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

Scan your code now

Source: NVD / NIST