{"id":"CVE-2009-2493","aliases":["EUVD-2009-2488","GHSA-xrpm-74v3-f6fq"],"status":"published","title":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005...","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.\"","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.3776,"percentile":0.98563,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264","CWE-94"],"published":"2009-07-29T17:00:00Z","modified":"2026-06-16T23:09:34Z","products":[{"vendor":"microsoft","product":"visual_c\\+\\+"},{"vendor":"microsoft","product":"visual_studio"},{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_2003_server"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_vista"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://www.adobe.com/support/security/bulletins/apsb09-11.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party 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Advisory"]},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-13.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"http://www.novell.com/support/viewContent.do?externalId=7004997\u0026sliceId=1","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://www.vupen.com/english/advisories/2010/0366","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=126592505426855\u0026w=2","tags":["vendor-advisory","x_refsource_HP","x_transferred","Third Party Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-072","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://secunia.com/advisories/36187","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-342A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"http://www.vupen.com/english/advisories/2009/2232","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-10.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"http://secunia.com/advisories/36374","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/38568","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.adobe.com/support/security/advisories/apsa09-04.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party 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Party Advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020775.1-1","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred","Broken Link"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-055","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-264648-1","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred","Broken Link"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6473","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2493"},{"url":"https://github.com/advisories/GHSA-xrpm-74v3-f6fq"}],"sources":{"cve":[{"id":"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.\"","status":"published","published":"2009-07-29T17:00:00Z","modified":"2026-05-27T15:47:17.589Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-2488","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.\"","status":"published","published":"2009-07-29T17:00:00Z","modified":"2026-05-27T15:47:17Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:21:03.926243Z"}],"ghsa":[{"id":"GHSA-xrpm-74v3-f6fq","title":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005...","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.\"","status":"published","published":"2022-05-02T03:35:49Z","modified":"2026-05-27T18:31:32Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:08:21.006908Z"}],"nvd":[{"id":"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.\"","status":"published","published":"2009-07-29T17:30:01.233Z","modified":"2026-06-16T23:09:34.17Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264","CWE-94"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}