No-IP Dynamic Update Client (DUC) 2.2.1 on Windows uses weak permissions for the HKLM\SOFTWARE\Vitalwerks\DUC registry key, which allows local users to obtain obfuscated passwords and other sensitive information by reading the (1) TrayPassword, (2) Username, (3) Password, and (4) Hosts registry values.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information
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20080616 DUC NO-IP Local Password Information Disclosure Vulnerability
Vulnerable software and versions