SB2019092601 - Privilege escalation in Forcepoint VPN Client for Windows

Description

This security bulletin contains information about 1 vulnerability.

1) Unquoted Search Path or Element (CVE-ID: CVE-2019-6145)

CWE-ID: CWE-428 - Unquoted Search Path or Element

CVSSv4: 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:U/U:Clear

The vulnerability allows a local user to escalate privilege on the system.

The vulnerability exists due to software tries to execute programs in the following locations, when the VPN client is started:

• "C:\Program.exe"
• "C:\Program Files (x86)\Forcepoint\VPN.exe"

A local user with ability to place malicious binaries into these directories can execute arbitrary code on the system with SYSTEM privileges.

Remediation

Install update from vendor's website.

References

• https://safebreach.com/Post/Forcepoint-VPN-Client-for-Windows-Unquoted-Search-Path-and-Potential-Abuses-CVE-2019-6145
• https://support.forcepoint.com/KBArticle?id=000017525