#VU67498 Heap-based buffer overflow in LibTIFF - CVE-2022-1354

Vulnerability identifier: #VU67498

Vulnerability 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-2022-1354

CWE-ID: CWE-122

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 execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the TIFFReadRawDataStriped() function in tiffinfo.c. A remote attacker can pass specially crafted TIFF file to the application that is using the affected library, 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: 4.0 - 4.6.1

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=2074404
https://gitlab.com/libtiff/libtiff/-/commit/87f580f39011109b3bb5f6eca13fac543a542798
https://gitlab.com/libtiff/libtiff/-/issues/319

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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.