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CVE-2013-0073

10.0 · HIGH

The Windows Forms (aka WinForms) component in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not properly restrict the privileges of a callback function during object creation, which…

Published Feb 13, 2013microsoftCWE-264EPSS 29.63%

Overview

CVE-2013-0073 is a high-severity vulnerability affecting microsoft .net_framework. It was published on February 13, 2013 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The Windows Forms (aka WinForms) component in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not properly restrict the privileges of a callback function during object creation, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (XBAP) or (2) a crafted .NET Framework application, aka "WinForms Callback Elevation 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

Frequently asked questions

What is CVE-2013-0073?

CVE-2013-0073 is a high-severity vulnerability affecting microsoft .net_framework. It was published on February 13, 2013 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2013-0073?

This vulnerability has a CVSS 2.0 base score of 10.0, 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-2013-0073?

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-2013-0073?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-0073 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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