#VU68159 Use-after-free in Adobe Reader and Adobe Acrobat - CVE-2022-38437

Vulnerability identifier: #VU68159

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-38437

CWE-ID: CWE-416

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 gain access to sensitive information.

The vulnerability exists due to a use-after-free error. A remote attacker can trick the victim to open a specially crafted PDF file, trigger a use-after-free error and gain access to sensitive information.

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

---

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

---

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.