#VU74792 Out-of-bounds write in oiio - CVE-2022-38143

Vulnerability identifier: #VU74792

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-38143

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
oiio
Other software / Other software solutions

Vendor: OpenImageIO

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing RLE encoded BMP images. A remote attacker can create a specially crafted BMP file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

oiio: 2.0.14 - 2.4.4.2

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External links
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1630
https://github.com/OpenImageIO/oiio/releases/tag/v2.4.5.0

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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.