Directory traversal vulnerability in D-Link DVG-N5402SP with firmware W1000CN-00, W1000CN-03, or W2000EN-00 allows remote attackers to read sensitive information via a .. (dot dot) in the errorpage parameter.
D-Link DVG-N5402SP with firmware W1000CN-00, W1000CN-03, or W2000EN-00 has a default password of root for the root account and tw for the tw account, which makes it easier for remote attackers to obtain administrative access.
D-Link DVG-N5402SP with firmware W1000CN-00, W1000CN-03, or W2000EN-00 discloses usernames, passwords, keys, values, and web account hashes (super and admin) in plaintext when running a configuration backup, which allows remote attackers to obtain sensitive information.