CVE-2020-36281
HIGHCVSS 7.5/10EPSS 2.87%
Last modified
CVE-2020-36281 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.. EPSS estimates a 2.87% chance of exploitation in the next 30 days.
Description
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Leptonica | Leptonica | < 1.80.0 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22140Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/DanBloomberg/leptonica/commit/5ee24b398bb67666f6d173763eaaedd9c36fb1e5Patch, Third Party Advisory
- https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0Patch, Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00037.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202107-53Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22140Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/DanBloomberg/leptonica/commit/5ee24b398bb67666f6d173763eaaedd9c36fb1e5Patch, Third Party Advisory
- https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0Patch, Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00037.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202107-53Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36281?
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.
How severe is CVE-2020-36281?
CVE-2020-36281 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.87% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36281?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-36281?
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Scan your code nowSource: NVD / NIST