What is CVE-2021-20176?

CVE-2021-20176 is a medium-severity vulnerability in Imagemagick, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-02-06.

How severe is CVE-2021-20176?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Imagemagick

CVE-2021-20176

A divide-by-zero flaw was found in ImageMagick 6.9.11-57 and 7.0.10-57 in gem.c. This flaw allows an attacker who submits a crafted file that is processed by ImageMagick to trigger undefined behavior through a division by zero. The highest threat from this vulnerability is to system availability.

EPSS: 0.009 (56.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Imagemagick
Debian Debian_linux — versions 9.0
N/a Imagemagick — versions 6.9.11-57, 7.0.10-57

Weakness classification (CWE)

CWE-369 — Divide By Zero

References

secalert@redhat.com (Issue Tracking)
secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
secalert@redhat.com (mailing-list)

Frequently asked questions

What is CVE-2021-20176?: CVE-2021-20176 is a medium-severity vulnerability in Imagemagick, classified under Divide By Zero. CVSS score: 5.5/10. Published 2021-02-06.
How severe is CVE-2021-20176?: Medium severity. CVSS v3 base score is 5.5 out of 10.