CVE-2023-2731

medium

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.

References

https://security.netapp.com/advisory/ntap-20230703-0009/

https://gitlab.com/libtiff/libtiff/-/issues/548

https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b

https://bugzilla.redhat.com/show_bug.cgi?id=2207635

https://access.redhat.com/security/cve/CVE-2023-2731

Details

Source: Mitre, NVD

Published: 2023-05-17

Updated: 2023-07-03

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: Medium