CVE-2021-20312 — Integer Overflow or Wraparound in Imagemagick
Severity
7.5HIGHNVD
OSV7.8OSV5.5
EPSS
0.2%
top 61.81%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 11
Latest updateJul 25
Description
A flaw was found in ImageMagick in versions 7.0.11, where an integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c may trigger undefined behavior via a crafted image file that is submitted by an attacker and processed by an application using ImageMagick. The highest threat from this vulnerability is to system availability.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages5 packages
Also affects: Debian Linux 9.0