Use-after-free in Adobe Acrobat and Adobe Reader - CVE-2021-21061
Published: February 10, 2021
Vulnerability identifier: #VU50551
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-21061
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Adobe
Affected software:
Adobe Acrobat
Adobe Reader
Adobe Acrobat
Adobe Reader
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to sensitive information.
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 gain access to sensitive information.
How to mitigate CVE-2021-21061
Install updates from vendor's website.