High severity8.8NVD Advisory· Published Jul 29, 2009· Updated Jun 16, 2026
CVE-2009-2493
CVE-2009-2493
Description
The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold and SP1, and Visual C++ 2005 SP1 and 2008 Gold and SP1; and Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2; does not properly restrict use of OleLoadFromStream in instantiating objects from data streams, which allows remote attackers to execute arbitrary code via a crafted HTML document with an ATL (1) component or (2) control, related to ATL headers and bypassing security policies, aka "ATL COM Initialization Vulnerability."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
17cpe:2.3:a:microsoft:visual_c\+\+:2005:sp1:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:microsoft:visual_c\+\+:2005:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_c\+\+:2008:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_c\+\+:2008:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio:2003:sp1:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:microsoft:visual_studio:2003:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio:2005:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio:2008:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio:2008:sp1:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2008:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
36- www.adobe.com/support/security/advisories/apsa09-04.htmlnvdPatchThird Party Advisory
- www.adobe.com/support/security/bulletins/apsb09-11.htmlnvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2009-11/msg00002.htmlnvdThird Party Advisory
- marc.infonvdThird Party Advisory
- www.adobe.com/support/security/bulletins/apsb09-10.htmlnvdThird Party Advisory
- www.adobe.com/support/security/bulletins/apsb09-13.htmlnvdThird Party Advisory
- www.novell.com/support/viewContent.donvdThird Party Advisory
- www.openoffice.org/security/cves/CVE-2009-2493.htmlnvdThird Party Advisory
- www.us-cert.gov/cas/techalerts/TA09-195A.htmlnvdThird Party AdvisoryUS Government Resource
- www.us-cert.gov/cas/techalerts/TA09-223A.htmlnvdThird Party AdvisoryUS Government Resource
- www.us-cert.gov/cas/techalerts/TA09-286A.htmlnvdThird Party AdvisoryUS Government Resource
- www.us-cert.gov/cas/techalerts/TA09-342A.htmlnvdThird Party AdvisoryUS Government Resource
- blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspxnvdBroken Link
- sunsolve.sun.com/search/document.donvdBroken Link
- sunsolve.sun.com/search/document.donvdBroken Link
- sunsolve.sun.com/search/document.donvdBroken Link
- secunia.com/advisories/35967nvd
- secunia.com/advisories/36187nvd
- secunia.com/advisories/36374nvd
- secunia.com/advisories/36746nvd
- secunia.com/advisories/38568nvd
- secunia.com/advisories/41818nvd
- www.vupen.com/english/advisories/2009/2034nvd
- www.vupen.com/english/advisories/2009/2232nvd
- www.vupen.com/english/advisories/2010/0366nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-055nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-072nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6245nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6304nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6421nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6473nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6621nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6716nvd
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