Vulnerability · Published Mar 9, 2021 · Assigned by redhat
CVE-2021-20244
Medium 5.5
In plain English
A medium-severity security flaw in ImageMagick. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.2%top 31.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A flaw was found in ImageMagick in MagickCore/visual-effects.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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | imagemagick | 7.0.11.1-r0 | ALPINE-CVE-2021-20244 |
| Alpine:v3.21 | imagemagick | 7.0.11.1-r0 | ALPINE-CVE-2021-20244 |
| Alpine:v3.22 | imagemagick | 7.0.11.1-r0 | ALPINE-CVE-2021-20244 |
| Alpine:v3.23 | imagemagick | 7.0.11.1-r0 | ALPINE-CVE-2021-20244 |
| Alpine:v3.24 | imagemagick | 7.0.11.1-r0 | ALPINE-CVE-2021-20244 |
| Debian:12 | imagemagick | 8:6.9.11.60+dfsg-1.5 | DEBIAN-CVE-2021-20244 |
| Debian:13 | imagemagick | 8:6.9.11.60+dfsg-1.5 | DEBIAN-CVE-2021-20244 |
| Debian:14 | imagemagick | 8:6.9.11.60+dfsg-1.5 | DEBIAN-CVE-2021-20244 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | ImageMagick | ImageMagick 7.0.10-62 |
Weakness: CWE-369