#VU16696 Stack-based buffer overflow in Quick PDF Library - CVE-2018-20247
Published: December 24, 2018 / Updated: May 18, 2020
Vulnerability identifier: #VU16696
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2018-20247
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerable software:
Quick PDF Library
Quick PDF Library
Software vendor:
Foxit Software Inc.
Foxit Software Inc.
Description
The vulnerability allows a local attacker to gain elevated privileges the target system.
The weakness exists due to stack based buffer overflow when handling malicious input. A local attacker can load a malformed or malicious PDF containing a recursive page tree structure using the LoadFromFile, LoadFromString or LoadFromStream functions, trigger memory corruption and cause the service to crash or execute arbitrary code with elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Update to version 16.12.