admin/index.php in AV Arcade 2.1b grants administrative privileges when the ava_userid cookie value is 1, which allows remote attackers to perform certain administrative actions.
CVSS Severity (version 2.0):
Impact Subscore: 10.0
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
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20070702 AV Arcade 2.1b (COOKIE[ava_userid]) Get Admin Rights
Vulnerable software and versions