Multiple vulnerabilities in LibTIFF

Published: 2023-05-09

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-30775 CVE-2023-30774
CWE-ID	CWE-122
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	LibTIFF Universal components / Libraries / Libraries used by multiple products
Vendor	LibTIFF

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU75891

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-30775

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the extractContigSamples32bits() function in tiffcrop.c. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

LibTIFF: All versions

External links

http://bugzilla.redhat.com/show_bug.cgi?id=2187141
http://gitlab.com/libtiff/libtiff/-/issues/464

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Heap-based buffer overflow

EUVDB-ID: #VU75890