National Cyber Awareness System
Vulnerability Summary for CVE-2013-3959
Original release date:06/14/2013
The Web Navigator in Siemens WinCC before 7.2 Update 1, as used in SIMATIC PCS7 8.0 SP1 and earlier and other products, exhibits different behavior for NetBIOS user names depending on whether the user account exists, which allows remote authenticated users to enumerate account names via crafted URL parameters.
CVSS Severity (version 2.0):
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type:Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
- Information Leak / Disclosure (CWE-200)