Improper access control in Adobe Reader and Adobe Acrobat - CVE-2021-21045
Published: February 9, 2021
Vulnerability identifier: #VU50534
CSH Severity: High
CVSS v4: 8.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-21045
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application.
Affected software
Adobe Reader
Adobe Acrobat
Adobe Acrobat
How to mitigate CVE-2021-21045
Install updates from vendor's website.
Adobe Reader - addressed in versions 17.011.30190, 20.001.30020, 21.001.20135
Adobe Acrobat - addressed in versions 17.011.30190, 20.001.30020, 21.001.20135
Adobe Acrobat - addressed in versions 17.011.30190, 20.001.30020, 21.001.20135