#VU68161 Stack-based buffer overflow in Adobe Reader and Adobe Acrobat - CVE-2022-38450

Vulnerability identifier: #VU68161

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/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-2022-38450

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe Reader
Client/Desktop applications / Office applications
Adobe Acrobat
Client/Desktop applications / Office applications

Vendor: Adobe

Description

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

The vulnerability exists due to a boundary error when handling PDF files. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a stack-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

Adobe Reader: 20.005.30331 - 2020.013.20074, 22.001.20085 - 22.002.20212

Adobe Acrobat: 17.008.30051 - 17.012.30229, 20.001.30002 - 20.013.20074, 22.001.20085 - 22.002.20212

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External links
https://helpx.adobe.com/security/products/acrobat/apsb22-46.html

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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.