CVE-2021-20176

MEDIUM

Imagemagick < 6.9.11-57 - Divide By Zero

Title source: rule

Description

A divide-by-zero flaw was found in ImageMagick 6.9.11-57 and 7.0.10-57 in gem.c. This flaw allows an attacker who submits a crafted file that is processed by ImageMagick to trigger undefined behavior through a division by zero. The highest threat from this vulnerability is to system availability.

References (3)

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=1916610

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2021/03/msg00030.html

[Mailing List] https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html

Scores

CVSS v3 5.5

EPSS 0.0013

EPSS Percentile 32.3%

Attack Vector LOCAL

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

Classification

CWE

CWE-369

Status published

Affected Products (2)

imagemagick/imagemagick < 6.9.11-57

debian/debian_linux

Timeline

Published Feb 06, 2021

Tracked Since Feb 18, 2026