Check Point Advisories

Adobe Acrobat And Reader Improper Input Validation (APSB22-01: CVE-2021-44739)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-1050
Date Published:	11 Jan 2022
Severity:	High
Last Updated:	Tuesday 11 January, 2022
Source:	Adobe APSB22-01
Industry Reference:	CVE-2021-44739
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Adobe Acrobat Reader DC: 2021.005.20048. Adobe Acrobat Reader DC ActiveX Control: 21.5.20048.43252. Adobe Acrobat Reader DC: 2021.007.20095 Adobe Acrobat Reader DC ActiveX Control: 21.7.20091.452390
Vulnerability Description	A vulnerability exists in Adobe. Successful exploitation of this vulnerability could allow a remote attacker to damage users system.
Update/Patch Avaliable	Apply patches from: APSB22-01

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Adobe Acrobat And Reader Improper Input Validation (APSB22-01: CVE-2021-44739) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Adobe Reader Violation.
Attack Information: Adobe Acrobat And Reader Improper Input Validation (APSB22-01: CVE-2021-44739)