National Cyber-Alert System
Vulnerability Summary for CVE-2009-1135
Original release date:07/15/2009
Last revised:07/16/2009
Source:
US-CERT/NIST
Overview
Microsoft Internet Security and Acceleration (ISA) Server 2006 Gold and SP1, when Radius OTP is enabled, uses the HTTP-Basic authentication method, which allows remote attackers to gain the privileges of an arbitrary account, and access published web pages, via vectors involving attempted access to a network resource behind the ISA Server, aka "Radius OTP Bypass Vulnerability."
Impact
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:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: MS
Name: MS09-031
Type: Advisory; Patch Information
External Source: VUPEN
Name: ADV-2009-1889
External Source: SECTRACK
Name: 1022547
External Source: SECUNIA
Name: 35784