CVE-2023-3316

Name: CVE-2023-3316
Creator: NVD / NIST
Published: 2023-06-19T12:15:09.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.12%

Last modified Jun 17, 2026

CVE-2023-3316 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path that requires permissions like /dev/null) while specifying zones.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

Description

A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path that requires permissions like /dev/null) while specifying zones.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

1.12%

62.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Libtiff	Libtiff	>= 3.9.0, < 4.5.1

References

https://gitlab.com/libtiff/libtiff/-/issues/515Exploit, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/468Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
https://research.jfrog.com/vulnerabilities/libtiff-nullderef-dos-xray-522144/Exploit, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/issues/515Exploit, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/468Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html
https://research.jfrog.com/vulnerabilities/libtiff-nullderef-dos-xray-522144/Exploit, Third Party Advisory

Timeline

Published: Jun 19, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3316?

A NULL pointer dereference in TIFFClose() is caused by a failure to open an output file (non-existent path or a path that requires permissions like /dev/null) while specifying zones.

How severe is CVE-2023-3316?

CVE-2023-3316 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3316?

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.

Are you affected by CVE-2023-3316?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST