Why the page /my.policy redirects users to /vdesk/hangup.php3
: Security scanners like nmap or Nessus often trigger this redirect because they send generic requests that fail APM's strict host validation. 3. Evolution and Fixes vdesk hangupphp3 exploit
Attackers have targeted the /vdesk/ path in older F5 systems to exploit input-handling flaws: Why the page /my
Ensure that "Secure" and "HttpOnly" flags are enabled for all session cookies to prevent them from being accessed by malicious scripts. If your organization uses any version of vDesk prior to 4
If your organization uses any version of vDesk prior to 4.0, audit your telephony endpoints immediately. Disable pcntl_signal unless absolutely necessary, and migrate session storage to Redis or Memcached. The HangupPHP3 exploit may sound obscure, but in the wrong hands, it’s a silent gateway to your entire helpdesk infrastructure.
Last updated: May 2026 – Reflects current exploit variations and mitigation best practices.
