What is CVE-2017-13147?

CVE-2017-13147 is a high-severity vulnerability in Graphicsmagick, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2017-08-23.

How severe is CVE-2017-13147?

High severity. CVSS v3 base score is 8.8 out of 10.

Improper input validation in Graphicsmagick

CVE-2017-13147

In GraphicsMagick 1.3.26, an allocation failure vulnerability was found in the function ReadMNGImage in coders/png.c when a small MNG file has a MEND chunk with a large length value.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2017-08-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Graphicsmagick — versions 1.3.26

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

sourceforge.net/p/graphicsmagick/bugs/446/ (Patch, Third Party Advisory, Issue Tracking)
usn.ubuntu.com/4206-1/ (vendor-advisory)

Frequently asked questions

What is CVE-2017-13147?: CVE-2017-13147 is a high-severity vulnerability in Graphicsmagick, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2017-08-23.
How severe is CVE-2017-13147?: High severity. CVSS v3 base score is 8.8 out of 10.