This script is Copyright (C) 2011-2013 Tenable Network Security, Inc.
The remote Debian host is missing a security-related update.
Neel Mehta discovered that a race condition in Policykit, a framework
for managing administrative policies and privileges, allowed local
users to elevate privileges by executing a setuid program from pkexec.
The oldstable distribution (lenny) does not contain the policykit-1
See also :
Upgrade the policykit-1 packages.
For the stable distribution (squeeze), this problem has been fixed in
Risk factor :
Medium / CVSS Base Score : 6.9
CVSS Temporal Score : 5.7
Public Exploit Available : true