NULL pointer dereference in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - #VU57226
Published: October 12, 2021
Vulnerability identifier: #VU57226
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when processing PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a NULL pointer dereference error and perform a denial of service (DoS) attack.
Details on the vulnerability are not fully disclosed, this issue has being assigned the following identifiers: CNVD-C-2021-205496, CNVD-C-2021-205515, CNVD-C-2021-205541.
Affected software
Foxit PDF Editor (formerly Foxit PhantomPDF)
Foxit PDF Reader for Windows
Foxit PDF Reader for Windows
Remediation
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