Vulnerability identifier: #VU56561

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2021-35982

CWE-ID:

Exploitation vector: Network

Exploit availability:

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

Vendor: Adobe

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A remote attacker can place a specially crafted .dll file on a remote SMB fileshare, trick the victim into opening a file, associated with the vulnerable application, and execute arbitrary code on victim's system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe Acrobat: 21.001.20135 - 21.005.20148, 20.001.30020 - 20.013.20074, 17.008.30051 - 17.011.30199

Adobe Reader: 2020.001.30020 - 2020.013.20074, 2017.008.30051 - 2017.011.30199

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Fixed software versions

CPE

• cpe:2.3:a:adobe:adobe_acrobat:21.005.20060:*:*:*:*:*:*:*

External links
http://helpx.adobe.com/security/products/acrobat/apsb21-55.html

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?