CVE-2018-10190 : What You Need to Know

London Trust Media Private Internet Access (PIA) VPN Client v77 for Windows has a vulnerability that allows a local attacker to execute executable files with elevated privileges.

Understanding CVE-2018-10190

This CVE describes a security flaw in the PIA VPN Client for Windows that could be exploited by an unauthenticated local attacker.

What is CVE-2018-10190?

The vulnerability in the PIA VPN Client v77 for Windows enables an attacker to run executable files with higher privileges due to inadequate access control implementation.

The Impact of CVE-2018-10190

The vulnerability allows an attacker to execute commands with elevated privileges on the targeted system by exploiting the flaw in the system tray context menu.

Technical Details of CVE-2018-10190

London Trust Media Private Internet Access (PIA) VPN Client v77 for Windows is affected by this vulnerability.

Vulnerability Description

The issue arises when accessing the "Changelog" or "Help" options from the system tray context menu, launching an elevated instance of the user's default web browser, which can be exploited by an attacker.

Affected Systems and Versions

Product: London Trust Media Private Internet Access (PIA) VPN Client v77 for Windows
Vendor: London Trust Media
Version: Not applicable

Exploitation Mechanism

Attacker accesses the "Changelog" or "Help" options from the system tray context menu
An elevated instance of the user's default web browser is launched
Attacker selects "Run as Administrator" from the context menu of an executable file in the spawned default web browser
Attacker can execute commands with elevated privileges on the targeted system

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Disable the PIA VPN Client until a patch is available
Monitor for any suspicious activities on the system
Educate users about the risks associated with executing files with elevated privileges

Long-Term Security Practices

Regularly update and patch the PIA VPN Client software
Implement strong access control measures to prevent unauthorized access
Conduct security training for users to enhance awareness of potential threats
Utilize security tools to detect and mitigate similar vulnerabilities

Patching and Updates

London Trust Media should release a patch to address the access control issue
Users should promptly apply the patch to secure their systems against potential attacks