Remote code execution in LibTIFF

Published: 2023-08-16

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-38289 CVE-2023-38288
CWE-ID	CWE-190 CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	LibTIFF Universal components / Libraries / Libraries used by multiple products
Vendor	LibTIFF

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU79583

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-38289

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in tools/raw2tiff.c. A remote attacker can pass specially crafted data to the application, trigger an integer 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: 4.0 - 4.6.1

CPE2.3

External links

https://gitlab.com/libtiff/libtiff/-/commit/6e2dac5f904496d127c92ddc4e56eccfca25c2ee
https://gitlab.com/libtiff/libtiff/-/issues/592

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) Buffer overflow

EUVDB-ID: #VU79581