CVE-2020-12672

Name: CVE-2020-12672
Creator: NVD / NIST
Published: 2020-05-06T03:15:11.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.85%

Last modified Jun 17, 2026

CVE-2020-12672 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. GraphicsMagick through 1.3.35 has a heap-based buffer overflow in ReadMNGImage in coders/png.c.. EPSS estimates a 2.85% chance of exploitation in the next 30 days.

Description

GraphicsMagick through 1.3.35 has a heap-based buffer overflow in ReadMNGImage in coders/png.c.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

2.85%

84.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions	Update
Graphicsmagick	Graphicsmagick	<= 1.3.35	—
Debian	Debian Linux	8.0	—
Opensuse	Backports Sle	15.0	Sp1
Opensuse	Leap	15.1	—

References

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00008.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00012.htmlMailing List, Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19025Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00004.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202209-19Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00008.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00012.htmlMailing List, Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19025Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00004.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202209-19Third Party Advisory

Timeline

Published: May 6, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12672?

GraphicsMagick through 1.3.35 has a heap-based buffer overflow in ReadMNGImage in coders/png.c.

How severe is CVE-2020-12672?

CVE-2020-12672 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.85% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12672?

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-2020-12672?

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

Scan your code now

Source: NVD / NIST