Nortel VPN Router (aka Contivity) 1000, 2000, 4000, and 5000 before 6_05.140 uses a fixed DES key to encrypt passwords, which allows remote authenticated users to obtain a password via a brute force attack on a hash from the LDAP store.
CVSS Severity (version 2.0):
Impact Subscore: 10.0
Exploitability Subscore: 8.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type: Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
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