#VU57301 Out-of-bounds read in Adobe Reader and Adobe Acrobat


Published: 2021-10-12

Vulnerability identifier: #VU57301

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-40729

CWE-ID: CWE-125

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 potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Reader: 2017.008.30051 - 2017.011.30202, 2020.001.30020 - 2020.013.20074

Adobe Acrobat: 2017.008.30051 - 2017.011.30202, 20.001.30020 - 20.013.20074


CPE

External links
http://helpx.adobe.com/security/products/acrobat/apsb21-104.html


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability