National Cyber Awareness System
Vulnerability Summary for CVE-2013-1336
Original release date:05/15/2013
The Common Language Runtime (CLR) in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not properly check signatures, which allows remote attackers to make undetected changes to signed XML documents via unspecified vectors that preserve signature validity, aka "XML Digital Signature Spoofing Vulnerability."
CVSS Severity (version 2.0):
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification
References to Advisories, Solutions, and Tools
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US-CERT Security Bulletin: http://www.us-cert.gov/ncas/alerts/TA13-134A
External Source: MS
External Source: OVAL