CVE-2013-1336

medium Microsoft
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:N/I:P/A:N
EPSS Score
60.2%
Exploitation probability in 30 days
Top 2% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
P
Availability
None
Published: May 15, 2013 (4748 days ago)
Last Modified: April 29, 2026
Vendor: Microsoft
Source: NVD

Description

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."

CWE

CWE-20

Affected Products

microsoft .net framework

References

🔗 www.us-cert.gov 🔗 docs.microsoft.com 🔗 oval.cisecurity.org 🔗 www.us-cert.gov 🔗 docs.microsoft.com