Buffer overflow in LibTIFF - CVE-2023-25435

 

Buffer overflow in LibTIFF - CVE-2023-25435

Published: August 10, 2023


Vulnerability identifier: #VU79329
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-25435
CWE-ID: CWE-120
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: LibTIFF
Affected software:
LibTIFF

Detailed vulnerability description

The vulnerability allows a local attacker to perform a denial of service attack.

The vulnerability exists due to buffer overflow in the extractContigSamplesShifted8bits() at /libtiff/tools/tiffcrop.c:3753. A local unauthenticated attacker can trick the victim into opening a specially crafted file and perform a denial of service attack.


How to mitigate CVE-2023-25435

Install updates from vendor's website.

Sources