CVE-2020-18771
HIGHCVSS 8.1/10EPSS 1.85%
Last modified
CVE-2020-18771 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.. EPSS estimates a 1.85% chance of exploitation in the next 30 days.
Description
Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Exiv2 | Exiv2 | 0.27.99.0 |
| Debian | Debian Linux | 10.0 |
References
- https://cwe.mitre.org/data/definitions/126.htmlTechnical Description, Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/756Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00004.htmlMailing List, Third Party Advisory
- https://cwe.mitre.org/data/definitions/126.htmlTechnical Description, Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/756Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00004.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-18771?
Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.
How severe is CVE-2020-18771?
CVE-2020-18771 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.
How do I fix CVE-2020-18771?
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-2020-18771?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST