Vulnerability identifier: #VU79329
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-120
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
LibTIFF
Universal components / Libraries /
Libraries used by multiple products
Vendor: LibTIFF
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.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
LibTIFF: 4.5.0
External links
http://gitlab.com/libtiff/libtiff/-/issues/518
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.