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CVE-2011-3408

7.2 · HIGH

Csrsrv.dll in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, a…

Published Dec 14, 2011microsoftCWE-264EPSS 1.69%

Overview

CVE-2011-3408 is a high-severity vulnerability affecting microsoft windows_7. It was published on December 14, 2011 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Csrsrv.dll in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly check permissions for sending inter-process device-event messages from low-integrity processes to high-integrity processes, which allows local users to gain privileges via a crafted application, aka "CSRSS Local Privilege Elevation Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_7 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

Refwww.us-cert.gov/cas/techalerts/TA11-347A.htmlRefdocs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-097Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14598Refwww.us-cert.gov/cas/techalerts/TA11-347A.htmlRefdocs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-097Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14598

How CyberStrike helps

Frequently asked questions

What is CVE-2011-3408?

CVE-2011-3408 is a high-severity vulnerability affecting microsoft windows_7. It was published on December 14, 2011 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2011-3408?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-3408?

Check the references section for vendor advisories and patches from microsoft. Update windows_7 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-2011-3408?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-3408 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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