#VU55326 Use-after-free in Foxit PDF Reader for Windows and Foxit PDF Editor (formerly Foxit PhantomPDF) - CVE-2021-21893

 

#VU55326 Use-after-free in Foxit PDF Reader for Windows and Foxit PDF Editor (formerly Foxit PhantomPDF) - CVE-2021-21893

Published: July 27, 2021 / Updated: August 30, 2021


Vulnerability identifier: #VU55326
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-21893
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Foxit PDF Reader for Windows
Foxit PDF Editor (formerly Foxit PhantomPDF)
Software vendor:
Foxit Software Inc.

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the "event.target" property. A remote attacker can execute arbitrary code on the target system.

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


Remediation

Install updates from vendor's website.

External links