What is CVE-2017-12431?

CVE-2017-12431 is a medium-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 6.5/10. Published 2017-08-04.

How severe is CVE-2017-12431?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Use After Free in Imagemagick

CVE-2017-12431

In ImageMagick 7.0.6-1, a use-after-free vulnerability was found in the function ReadWMFImage in coders/wmf.c, which allows attackers to cause a denial of service.

Vulnerability class: Use-After-Free

Published 2017-08-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.014 (72.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Imagemagick — versions 7.0.6-1

Weakness classification (CWE)

CWE-416 — Use After Free

References

github.com/ImageMagick/ImageMagick/issues/555 (Patch, Third Party Advisory, Issue Tracking)
www.debian.org/security/2017/dsa-4040 (vendor-advisory)
usn.ubuntu.com/3681-1/ (vendor-advisory)
www.debian.org/security/2017/dsa-4019 (vendor-advisory)

Frequently asked questions

What is CVE-2017-12431?: CVE-2017-12431 is a medium-severity vulnerability in Imagemagick, classified under Use After Free. CVSS score: 6.5/10. Published 2017-08-04.
How severe is CVE-2017-12431?: Medium severity. CVSS v3 base score is 6.5 out of 10.