Exploitation of session variables, resource IDs and other trusted credentials vulnerability in the web interface in McAfee Network Security Management (NSM) before 8.2.7.42.2 allows remote attackers to exploit or harm a user's browser via reusing the exposed session token in the application URL.
According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."