#VU57297 Use-after-free in Adobe Reader and Adobe Acrobat

Published: 2021-10-12

Vulnerability identifier: #VU57297

Vulnerability risk: High


CVE-ID: CVE-2021-40728


Exploitation vector: Network

Exploit availability: No

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

Vendor: Adobe


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

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


External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

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