CVE-2013-1336

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."

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 71.34% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.us-cert.gov/ncas/alerts/TA13-134A third party advisory us government resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-040 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16559 signature vdb entry

Frequently Asked Questions

What is the severity of CVE-2013-1336?
CVE-2013-1336 has been scored as a medium severity vulnerability.
How to fix CVE-2013-1336?
To fix CVE-2013-1336, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-1336 being actively exploited in the wild?
It is possible that CVE-2013-1336 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~71% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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