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CVE-2011-1870

7.2 · HIGH

Integer overflow in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, and Windows Server 2003 SP2, allows local users to gain privileges o…

Published Jul 13, 2011microsoftCWE-189EPSS 2.24%

Overview

CVE-2011-1870 is a high-severity vulnerability affecting microsoft windows_2003_server. It was published on July 13, 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

Integer overflow in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3, and Windows Server 2003 SP2, allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that triggers an incorrect memory assignment for a user transaction, aka "CSRSS Local EOP SrvWriteConsoleOutputString Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_2003_server 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

Refosvdb.org/73795Refwww.securityfocus.com/bid/48605Refwww.us-cert.gov/cas/techalerts/TA11-193A.htmlRefdocs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-056Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12889Refosvdb.org/73795Refwww.securityfocus.com/bid/48605Refwww.us-cert.gov/cas/techalerts/TA11-193A.htmlRefdocs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-056Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12889

How CyberStrike helps

Frequently asked questions

What is CVE-2011-1870?

CVE-2011-1870 is a high-severity vulnerability affecting microsoft windows_2003_server. It was published on July 13, 2011 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2011-1870?

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-2011-1870?

Check the references section for vendor advisories and patches from microsoft. Update windows_2003_server 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-2011-1870?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-1870 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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