CVE-2023-2731

Public Exploit

Description

A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Third-Party Advisory redhat.com Third-Party Advisory redhat.com Third-Party Advisory gitlab.com
Affected: n/a libtiff
Published at:
Updated at:

References

Link Tags
https://gitlab.com/libtiff/libtiff/-/issues/548 patch exploit third party advisory issue tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2207635 patch third party advisory issue tracking
https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b patch
https://access.redhat.com/security/cve/CVE-2023-2731 third party advisory
https://security.netapp.com/advisory/ntap-20230703-0009/

Frequently Asked Questions

What is the severity of CVE-2023-2731?
CVE-2023-2731 has been scored as a medium severity vulnerability.
How to fix CVE-2023-2731?
To fix CVE-2023-2731, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-2731 being actively exploited in the wild?
It is possible that CVE-2023-2731 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-2731?
CVE-2023-2731 affects n/a libtiff.
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