Memory corruption in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - CVE-2021-41783
Published: October 12, 2021
Vulnerability identifier: #VU57221
CSH Severity: High
CVSS v4: 8.4 [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]
CVE-ID: CVE-2021-41783
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can create a specially crafted PDF document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Foxit PDF Editor (formerly Foxit PhantomPDF)
Foxit PDF Reader for Windows
Foxit PDF Reader for Windows
How to mitigate CVE-2021-41783
Install updates from vendor's website.
Foxit PDF Editor (formerly Foxit PhantomPDF) - update to 11.1.0.52543
Foxit PDF Reader for Windows - update to 11.1.0.52543
Foxit PDF Reader for Windows - update to 11.1.0.52543