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CVE-2012-0161

9.3 · HIGH

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5 SP1, 3.5.1, and 4 does not properly handle an unspecified exception during use of partially trusted assemblies to serialize input da…

Published May 9, 2012microsoftCWE-20EPSS 22.26%

Overview

CVE-2012-0161 is a high-severity vulnerability affecting microsoft .net_framework. It was published on May 9, 2012 and has a CVSS 2.0 base score of 9.3 (HIGH).

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Microsoft .NET Framework 1.0 SP3, 1.1 SP1, 2.0 SP2, 3.0 SP2, 3.5 SP1, 3.5.1, and 4 does not properly handle an unspecified exception during use of partially trusted assemblies to serialize input data, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka ".NET Framework Serialization Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update .net_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refsecunia.com/advisories/49117Refwww.securityfocus.com/bid/53357Refwww.securitytracker.com/id?1027036Refwww.us-cert.gov/cas/techalerts/TA12-129A.htmlRefdocs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-035Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14951Refsecunia.com/advisories/49117Refwww.securityfocus.com/bid/53357Refwww.securitytracker.com/id?1027036Refwww.us-cert.gov/cas/techalerts/TA12-129A.html

How CyberStrike helps

Frequently asked questions

What is CVE-2012-0161?

CVE-2012-0161 is a high-severity vulnerability affecting microsoft .net_framework. It was published on May 9, 2012 and has a CVSS 2.0 base score of 9.3 (HIGH).

How severe is CVE-2012-0161?

This vulnerability has a CVSS 2.0 base score of 9.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-0161?

Check the references section for vendor advisories and patches from microsoft. Update .net_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2012-0161?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-0161 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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