#VU74807 Heap-based buffer overflow in oiio - CVE-2022-43598

Vulnerability identifier: #VU74807

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-2022-43598

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
oiio
Other software / Other software solutions

Vendor: OpenImageIO

Description

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

The vulnerability exists due to a boundary error in the IFFOutput alignment padding functionality. A remote attacker can trick the victim to open a specially crafted file, 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.

Note, this vulnerability arises when the "m_spec.format" is "TypeDesc::UINT16".

Mitigation
Install updates from vendor's website.

Vulnerable software versions

oiio: 2.4.4.1 - 2.4.5.0

---

External links
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1655
https://github.com/OpenImageIO/oiio/releases/tag/v2.4.6.0

---

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.