VULNERABILITY INTELLIGENCE

CVE-2023-2731

CVSS score5.5 MEDIUM
EPSS probability0.43%
CISA KEVNot currently listed
Published2023-05-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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.

Weakness classification

  • secalert@redhat.com: CWE-476
  • nvd@nist.gov: CWE-476

Primary references