#VU65439 Division by zero in LibTIFF


Published: 2022-07-19

Vulnerability identifier: #VU65439

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2058

CWE-ID: CWE-369

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LibTIFF
Universal components / Libraries / Libraries used by multiple products

Vendor: LibTIFF

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a division by zero error when parsing TIFF files in tiffcrop. A remote attacker can trick the victim to open a specially crafted file and crash the affected application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LibTIFF: 4.3.0


External links
http://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2058.json
http://gitlab.com/libtiff/libtiff/-/merge_requests/346
http://gitlab.com/libtiff/libtiff/-/issues/428
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TSS7MJ7OO7JO5BNKCRYSFU7UAYOKLA2/


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.


Latest bulletins with this vulnerability