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CVE-2009-2494

9.8 · CRITICAL

The Active Template Library (ATL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary…

Published Aug 12, 2009microsoftCWE-94EPSS 42.33%

Overview

CVE-2009-2494 is a critical-severity vulnerability affecting microsoft windows_2000. It was published on August 12, 2009 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The Active Template Library (ATL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary code via vectors related to erroneous free operations after reading a variant from a stream and deleting this variant, aka "ATL Object Type Mismatch Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 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

Refblogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspxRefosvdb.org/56910Refsecunia.com/advisories/36187Refwww.securityfocus.com/bid/35982Refwww.securitytracker.com/id?1022712Refwww.us-cert.gov/cas/techalerts/TA09-223A.htmlRefwww.vupen.com/english/advisories/2009/2232Refdocs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5708Refblogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx

How CyberStrike helps

Frequently asked questions

What is CVE-2009-2494?

CVE-2009-2494 is a critical-severity vulnerability affecting microsoft windows_2000. It was published on August 12, 2009 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2009-2494?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-2494?

Check the references section for vendor advisories and patches from microsoft. Update windows_2000 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-2009-2494?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-2494 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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