CVE-2021-20243
5.5
MEDIUM
CVSS 3.1
EPSS 0.13%
Description
A flaw was found in ImageMagick in MagickCore/resize.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. The highest threat from this vulnerability is to system availability.
How to fix CVE-2021-20243
To remediate CVE-2021-20243, upgrade the affected package to a fixed version below.
- Debian/imagemagick—upgrade to 8:6.9.11.60+dfsg-1.3+deb11u2 or later
Is CVE-2021-20243 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 8:6.9.11.60+dfsg-1.3+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |