Cisco WebNS contains a flaw that may allow a malicious user to gain access to unauthorized privileges. The issue is triggered when a user enters a series of keystrokes to enter debug mode. This flaw may lead to a loss of confidentiality, integrity and/or availability.
Upgrade to version 4.01B19s or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.