CVE-2021-20309 — Divide By Zero in Imagemagick
Severity
7.5HIGHNVD
OSV7.8OSV5.5
EPSS
0.2%
top 52.91%
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 before 7.0.11 and before 6.9.12, where a division by zero in WaveImage() of MagickCore/visual-effects.c may trigger undefined behavior via a crafted image file submitted to 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 Packages4 packages
Also affects: Debian Linux 9.0