CVE-2023-6277
MEDIUMCVSS 6.5/10EPSS 1.82%
Last modified
CVE-2023-6277 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.
Description
An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libtiff | Libtiff | All versions |
| Fedoraproject | Fedora | 38 |
References
- https://access.redhat.com/security/cve/CVE-2023-6277Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2251311Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/614Exploit, Issue Tracking, Patch, Vendor Advisory
- https://gitlab.com/libtiff/libtiff/-/merge_requests/545Patch, Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2023-6277Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2251311Issue Tracking, Patch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/614Exploit, Issue Tracking, Patch, Vendor Advisory
- https://gitlab.com/libtiff/libtiff/-/merge_requests/545Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-6277?
An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.
How severe is CVE-2023-6277?
CVE-2023-6277 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.
How do I fix CVE-2023-6277?
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-2023-6277?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST