CVE-2021-3962

HIGH

Imagemagick - Use After Free

Title source: rule
STIX 2.1

Description

A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

References (3)

Core 3
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=2023196
Third Party Advisory x_refsource_misc
https://github.com/ImageMagick/ImageMagick/issues/4446

Scores

CVSS v3 7.8
EPSS 0.0031
EPSS Percentile 54.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
imagemagick/imagemagick 7.1.0-14
Published Nov 19, 2021
Tracked Since Feb 18, 2026