#VU65238 Out-of-bounds read in Adobe Acrobat and Adobe Reader

Published: 2022-07-13 | Updated: 2022-07-14

Vulnerability identifier: #VU65238

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-34239


Exploitation vector: Network

Exploit availability: No

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

Vendor: Adobe


The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to a boundary error when processing embedded fonts. A remote attacker can trick the victim to open a specially crafted PDF file, trigger an out-of-bounds read error and gain access to sensitive information.

Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat: 22.001.20085 - 22.001.20142, 20.001.30002 - 20.013.20074, 17.008.30051 - 17.012.30229

Adobe Reader: 22.001.20085 - 22.001.20142, 20.005.30331 - 20.005.30334, 2020.001.30002 - 2020.013.20074, 17.012.30227 - 17.012.30229, 2017.008.30051 - 2017.012.30229

External links

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.

Latest bulletins with this vulnerability