CVE-2012-3487: Google Tunnelblick

Low severity, CVSS 1.2. EPSS: 0.1% chance of exploitation in the next 30 days.

Race condition in Tunnelblick 3.3beta20 and earlier allows local users to kill unintended processes by waiting for a specific PID value to be assigned to a target process.

Affected products

• Google Tunnelblick: up to and including 3.3beta20

Published 2012-08-26. Last modified 2026-06-16.