Untrusted pointer dereference in PDF-XChange Editor - CVE-2022-42396
Published: October 8, 2022
Vulnerability identifier: #VU68045
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-2022-42396
CWE-ID: CWE-822
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing XPS files. A remote attacker can create a specially crafted XPS file, trick the victim into opening it using the affected software, trigger an untrusted pointer dereference and execute arbitrary code on the target system.
Affected software
PDF-XChange Editor
How to mitigate CVE-2022-42396
Install updates from vendor's website.
PDF-XChange Editor - update to 9.4.364.0