CVE-2021-37220
Last modified
CVE-2021-37220 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. MuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted "mutool draw" input.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.
Description
MuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted "mutool draw" input.
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 |
|---|---|---|
| Artifex | Mupdf | <= 1.18.1 |
| Fedoraproject | Fedora | 34 |
References
- https://bugs.ghostscript.com/show_bug.cgi?id=703791Exploit, Vendor Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=703791Exploit, Vendor 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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