Use-after-free in Foxit PDF Editor (formerly Foxit PhantomPDF) and Foxit PDF Reader for Windows - #VU57228
Published: October 12, 2021
Vulnerability identifier: #VU57228
CSH Severity: Medium
CVSS v4: 6.7 [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]
CVE-ID: N/A
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a use-after-free error during URL path conversion in browser add-on, when processing a not accessible URL. A remote attacker can trick the victim to open a specially crafted PDF file in browser, trigger a use-after-free error and gain access to the NTLM v2 authentication credentials.
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