CVE-2021-20176
Last modified
CVE-2021-20176 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Imagemagick | Imagemagick | < 6.9.11-57 |
| Imagemagick | Imagemagick | >= 7.0.0-0, < 7.0.10-56 |
| Debian | Debian Linux | 9.0 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1916610Issue Tracking
- https://lists.debian.org/debian-lts-announce/2021/03/msg00030.htmlMailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1916610Issue Tracking
- https://lists.debian.org/debian-lts-announce/2021/03/msg00030.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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