CVE-2021-20312
HIGH7.5EPSS 0.17%Published: 5/11/2021Modified: 4/28/2026
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.
Affected packages (1)
- Debian/imagemagickfrom 0, < 8:6.9.11.60+dfsg-1.3+deb11u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |