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Vulnerability record · CVE-2009-2495 · published 29 July 2009

CVE-2009-2495: Microsoft visual c\+\+ information exposure vulnerability

Microsoft · Visual C\+\+

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 does not properly enforce string termination, which allows remote attackers to obtain sensitive information via a crafted HTML document with an ATL (1) component or (2) control that triggers a buffer over-read, related to ATL headers and buffer allocation, aka "ATL Null String Vulnerability."

6.5 CVSS 3.1 Medium EPSS 34% · top 1.6% CWE-200 · Information exposureCWE-126 · CWE-126
6.5CVSS 3.1 base score, v2 7.8
34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
32References
16 Jun 2026Last modified by NVD

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 does not properly enforce string termination, which allows remote attackers to obtain sensitive information via a crafted HTML document with an ATL (1) component or (2) control that triggers a buffer over-read, related to ATL headers and buffer allocation, aka "ATL Null String Vulnerability."

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=bugtraq&m=126592505426855&w=2
http://secunia.com/advisories/35967
http://secunia.com/advisories/36374
http://secunia.com/advisories/36746
http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1
http://www.adobe.com/support/security/bulletins/apsb09-10.html
http://www.adobe.com/support/security/bulletins/apsb09-13.html
http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.us-cert.gov/cas/techalerts/TA09-286A.html US Government Resource
http://www.vupen.com/english/advisories/2009/2034
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6305
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6478
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7573
http://marc.info/?l=bugtraq&m=126592505426855&w=2
http://secunia.com/advisories/35967
http://secunia.com/advisories/36374
http://secunia.com/advisories/36746
http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1
http://www.adobe.com/support/security/bulletins/apsb09-10.html
http://www.adobe.com/support/security/bulletins/apsb09-13.html
http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1
http://www.us-cert.gov/cas/techalerts/TA09-195A.html US Government Resource
http://www.us-cert.gov/cas/techalerts/TA09-286A.html US Government Resource
http://www.vupen.com/english/advisories/2009/2034
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6305
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6478
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7573

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-1512Microsoft visual studio .net vulnerabilityStack-based buffer overflow in the AfxOleSetEditMenu function in the MFC component in Microsoft Windows 2000 SP4, XP SP2, and Server 2003 Gold and SP…EPSS 11%9.3CVE-2009-2500Microsoft windows 2003 server vulnerabilityInteger overflow in GDI+ in Microsoft Internet Explorer 6 SP1, Windows XP SP2 and SP3, Office XP SP3, Office 2003 SP3, 2007 Microsoft Office System S…EPSS 24%9.3CVE-2009-2501Microsoft windows 2003 server memory buffer overflow vulnerabilityHeap-based buffer overflow in GDI+ in Microsoft Internet Explorer 6 SP1, Windows XP SP2 and SP3, Office XP SP3, Office 2003 SP3, 2007 Microsoft Offic…EPSS 27%9.3CVE-2009-2503Microsoft windows 2003 server code injection vulnerabilityGDI+ in Microsoft Internet Explorer 6 SP1, Windows XP SP2 and SP3, Windows Server 2003 SP2, Office XP SP3, Office 2003 SP3, 2007 Microsoft Office Sys…EPSS 22%9.3CVE-2009-2504Microsoft windows 2003 server vulnerabilityMultiple integer overflows in unspecified APIs in GDI+ in Microsoft .NET Framework 1.1 SP1, .NET Framework 2.0 SP1 and SP2, Windows XP SP2 and SP3, W…EPSS 21%9.3CVE-2009-2528Microsoft windows 2003 server code injection vulnerabilityGDI+ in Microsoft Office XP SP3 does not properly handle malformed objects in Office Art Property Tables, which allows remote attackers to execute ar…EPSS 20%9.3CVE-2009-3126Microsoft windows 2003 server vulnerabilityInteger overflow in GDI+ in Microsoft Internet Explorer 6 SP1, Windows XP SP2 and SP3, Office XP SP3, Office 2003 SP3, 2007 Microsoft Office System S…EPSS 23%9.3CVE-2009-2496Microsoft biztalk server memory buffer overflow vulnerabilityHeap-based buffer overflow in the Office Web Components ActiveX Control in Microsoft Office XP SP3, Office 2003 SP3, Office XP Web Components SP3, Of…EPSS 29%

Source: NIST National Vulnerability Database (record CVE-2009-2495), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.