{"api_version":"1","generated_at":"2026-06-02T14:10:00+00:00","cve":"CVE-2009-0901","urls":{"html":"https://cve.report/CVE-2009-0901","api":"https://cve.report/api/cve/CVE-2009-0901.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2009-0901","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-0901"},"summary":{"title":"CVE-2009-0901","description":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold, 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 prevent VariantClear calls on an uninitialized VARIANT, which allows remote attackers to execute arbitrary code via a malformed stream to an ATL (1) component or (2) control, related to ATL headers and error handling, aka \"ATL Uninitialized Object Vulnerability.\"","state":"PUBLISHED","assigner":"mitre","published_at":"2009-07-29 17:30:00","updated_at":"2026-05-27 17:16:16"},"problem_types":["CWE-94","CWE-457","n/a","CWE-457 CWE-457 Use of Uninitialized Variable"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"9.3","severity":"","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","baseScore":9.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289","name":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Repository  /  Oval Repository","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1","name":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"-1","archivestatus":"404"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581","name":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Repository  /  Oval Repository","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373","name":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Repository  /  Oval Repository","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-11.html","name":"http://www.adobe.com/support/security/bulletins/apsb09-11.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Adobe - Security Bulletins: APSB09-11 Security Update available for Shockwave Player","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html","name":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["US Government Resource"],"title":"US-CERT Technical Cyber Security Alert TA09-286A -- Microsoft Updates for Multiple Vulnerabilities","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://www.vupen.com/english/advisories/2009/2034","name":"http://www.vupen.com/english/advisories/2009/2034","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Webmail : Solution de messagerie professionnelle - OVHcloud- OVH","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311","name":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Repository  /  Oval Repository","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060","name":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Security Bulletin MS09-060 - Critical | Microsoft Docs","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/36187","name":"http://secunia.com/advisories/36187","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Windows Various Components ATL Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-10.html","name":"http://www.adobe.com/support/security/bulletins/apsb09-10.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Adobe - Security Bulletins: APSB09-10 Security Updates available for Adobe Flash Player, Adobe Reader and Acrobat","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://www.adobe.com/support/security/bulletins/apsb09-13.html","name":"http://www.adobe.com/support/security/bulletins/apsb09-13.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Adobe - Security Bulletins: APSB09-13 Security Update available for Flex SDK","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2","name":"http://marc.info/?l=bugtraq&m=126592505426855&w=2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"'[security bulletin] HPSBMA02488 SSRT100013 rev.1 - HP ProLiant Support Pack 8.30 for Windows, Remote' - MARC","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","name":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["US Government Resource"],"title":"US-CERT Technical Cyber Security Alert TA09-223A -- Microsoft Updates for Multiple Vulnerabilities","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/36374","name":"http://secunia.com/advisories/36374","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Adobe Flex Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1","name":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx","name":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"MS09-037: Why we are using CVE's already used in MS09-035 - Security Research & Defense - Site Home - TechNet Blogs","mime":"text/html","httpstatus":"503","archivestatus":"200"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037","name":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Security Bulletin MS09-037 - Critical | Microsoft Docs","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html","name":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["US Government Resource"],"title":"US-CERT Technical Cyber Security Alert TA09-195A -- Microsoft Updates for Multiple Vulnerabilities","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/35967","name":"http://secunia.com/advisories/35967","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Visual Studio Active Template Library Three Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035","name":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Microsoft Security Bulletin MS09-035 - Moderate | Microsoft Docs","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.vupen.com/english/advisories/2009/2232","name":"http://www.vupen.com/english/advisories/2009/2232","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Webmail : Solution de messagerie professionnelle - OVHcloud- OVH","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/36746","name":"http://secunia.com/advisories/36746","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Novell GroupWise Multiple Vulnerabilities - Advisories - Community","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.adobe.com/support/security/advisories/apsa09-04.html","name":"http://www.adobe.com/support/security/advisories/apsa09-04.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Adobe - Security Advisories: APSA09-04 - Security Advisory for Adobe Flash Player","mime":"text/xml","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/35832","name":"http://www.securityfocus.com/bid/35832","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Microsoft Visual Studio ATL 'VariantClear()' Remote Code Execution Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2009-0901","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0901","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_c\\+\\+","cpe6":"2005","cpe7":"sp1_redistribution_pkg","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_c\\+\\+","cpe6":"2008","cpe7":"redistribution_pkg","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_c\\+\\+","cpe6":"2008","cpe7":"sp1_redistribution_pkg","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio","cpe6":"2005","cpe7":"sp1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio","cpe6":"2005","cpe7":"sp1","cpe8":"64_bit_hosted_visual_c\\+\\+_tools","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio","cpe6":"2008","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio","cpe6":"2008","cpe7":"sp1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"901","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio_.net","cpe6":"2003","cpe7":"sp1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2009","cve_id":"901","cve":"CVE-2009-0901","epss":"0.825340000","percentile":"0.992520000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T04:48:52.691Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-11.html"},{"name":"266108","tags":["vendor-advisory","x_refsource_SUNALERT","x_transferred"],"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1"},{"name":"35832","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/35832"},{"name":"ADV-2009-2034","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"],"url":"http://www.vupen.com/english/advisories/2009/2034"},{"name":"TA09-223A","tags":["third-party-advisory","x_refsource_CERT","x_transferred"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-13.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1"},{"name":"TA09-286A","tags":["third-party-advisory","x_refsource_CERT","x_transferred"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html"},{"name":"MS09-035","tags":["vendor-advisory","x_refsource_MS","x_transferred"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035"},{"tags":["x_refsource_MISC","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"},{"name":"oval:org.mitre.oval:def:7581","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581"},{"name":"oval:org.mitre.oval:def:6289","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289"},{"name":"SSRT100013","tags":["vendor-advisory","x_refsource_HP","x_transferred"],"url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"HPSBMA02488","tags":["vendor-advisory","x_refsource_HP","x_transferred"],"url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"36187","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/36187"},{"name":"oval:org.mitre.oval:def:6311","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311"},{"name":"ADV-2009-2232","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"],"url":"http://www.vupen.com/english/advisories/2009/2232"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-10.html"},{"name":"36374","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/36374"},{"name":"MS09-037","tags":["vendor-advisory","x_refsource_MS","x_transferred"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.adobe.com/support/security/advisories/apsa09-04.html"},{"name":"36746","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/36746"},{"name":"oval:org.mitre.oval:def:6373","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373"},{"name":"35967","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/35967"},{"name":"TA09-195A","tags":["third-party-advisory","x_refsource_CERT","x_transferred"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html"},{"name":"MS09-060","tags":["vendor-advisory","x_refsource_MS","x_transferred"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060"}],"title":"CVE Program Container"},{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2009-0901","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-05-27T15:34:18.701909Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-457","description":"CWE-457 Use of Uninitialized Variable","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-27T15:34:23.416Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2009-07-28T00:00:00.000Z","descriptions":[{"lang":"en","value":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold, 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 prevent VariantClear calls on an uninitialized VARIANT, which allows remote attackers to execute arbitrary code via a malformed stream to an ATL (1) component or (2) control, related to ATL headers and error handling, aka \"ATL Uninitialized Object Vulnerability.\""}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2018-10-12T19:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-11.html"},{"name":"266108","tags":["vendor-advisory","x_refsource_SUNALERT"],"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1"},{"name":"35832","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/35832"},{"name":"ADV-2009-2034","tags":["vdb-entry","x_refsource_VUPEN"],"url":"http://www.vupen.com/english/advisories/2009/2034"},{"name":"TA09-223A","tags":["third-party-advisory","x_refsource_CERT"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-13.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1"},{"name":"TA09-286A","tags":["third-party-advisory","x_refsource_CERT"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html"},{"name":"MS09-035","tags":["vendor-advisory","x_refsource_MS"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035"},{"tags":["x_refsource_MISC"],"url":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx"},{"name":"oval:org.mitre.oval:def:7581","tags":["vdb-entry","signature","x_refsource_OVAL"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581"},{"name":"oval:org.mitre.oval:def:6289","tags":["vdb-entry","signature","x_refsource_OVAL"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289"},{"name":"SSRT100013","tags":["vendor-advisory","x_refsource_HP"],"url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"HPSBMA02488","tags":["vendor-advisory","x_refsource_HP"],"url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"36187","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/36187"},{"name":"oval:org.mitre.oval:def:6311","tags":["vdb-entry","signature","x_refsource_OVAL"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311"},{"name":"ADV-2009-2232","tags":["vdb-entry","x_refsource_VUPEN"],"url":"http://www.vupen.com/english/advisories/2009/2232"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.adobe.com/support/security/bulletins/apsb09-10.html"},{"name":"36374","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/36374"},{"name":"MS09-037","tags":["vendor-advisory","x_refsource_MS"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.adobe.com/support/security/advisories/apsa09-04.html"},{"name":"36746","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/36746"},{"name":"oval:org.mitre.oval:def:6373","tags":["vdb-entry","signature","x_refsource_OVAL"],"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373"},{"name":"35967","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/35967"},{"name":"TA09-195A","tags":["third-party-advisory","x_refsource_CERT"],"url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html"},{"name":"MS09-060","tags":["vendor-advisory","x_refsource_MS"],"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-0901","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold, 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 prevent VariantClear calls on an uninitialized VARIANT, which allows remote attackers to execute arbitrary code via a malformed stream to an ATL (1) component or (2) control, related to ATL headers and error handling, aka \"ATL Uninitialized Object Vulnerability.\""}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://www.adobe.com/support/security/bulletins/apsb09-11.html","refsource":"CONFIRM","url":"http://www.adobe.com/support/security/bulletins/apsb09-11.html"},{"name":"266108","refsource":"SUNALERT","url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1"},{"name":"35832","refsource":"BID","url":"http://www.securityfocus.com/bid/35832"},{"name":"ADV-2009-2034","refsource":"VUPEN","url":"http://www.vupen.com/english/advisories/2009/2034"},{"name":"TA09-223A","refsource":"CERT","url":"http://www.us-cert.gov/cas/techalerts/TA09-223A.html"},{"name":"http://www.adobe.com/support/security/bulletins/apsb09-13.html","refsource":"CONFIRM","url":"http://www.adobe.com/support/security/bulletins/apsb09-13.html"},{"name":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1","refsource":"CONFIRM","url":"http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1"},{"name":"TA09-286A","refsource":"CERT","url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html"},{"name":"MS09-035","refsource":"MS","url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035"},{"name":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx","refsource":"MISC","url":"http://blogs.technet.com/srd/archive/2009/08/11/ms09-037-why-we-are-using-cve-s-already-used-in-ms09-035.aspx"},{"name":"oval:org.mitre.oval:def:7581","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7581"},{"name":"oval:org.mitre.oval:def:6289","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6289"},{"name":"SSRT100013","refsource":"HP","url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"HPSBMA02488","refsource":"HP","url":"http://marc.info/?l=bugtraq&m=126592505426855&w=2"},{"name":"36187","refsource":"SECUNIA","url":"http://secunia.com/advisories/36187"},{"name":"oval:org.mitre.oval:def:6311","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6311"},{"name":"ADV-2009-2232","refsource":"VUPEN","url":"http://www.vupen.com/english/advisories/2009/2232"},{"name":"http://www.adobe.com/support/security/bulletins/apsb09-10.html","refsource":"CONFIRM","url":"http://www.adobe.com/support/security/bulletins/apsb09-10.html"},{"name":"36374","refsource":"SECUNIA","url":"http://secunia.com/advisories/36374"},{"name":"MS09-037","refsource":"MS","url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-037"},{"name":"http://www.adobe.com/support/security/advisories/apsa09-04.html","refsource":"CONFIRM","url":"http://www.adobe.com/support/security/advisories/apsa09-04.html"},{"name":"36746","refsource":"SECUNIA","url":"http://secunia.com/advisories/36746"},{"name":"oval:org.mitre.oval:def:6373","refsource":"OVAL","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6373"},{"name":"35967","refsource":"SECUNIA","url":"http://secunia.com/advisories/35967"},{"name":"TA09-195A","refsource":"CERT","url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html"},{"name":"MS09-060","refsource":"MS","url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2009-0901","datePublished":"2009-07-29T17:00:00.000Z","dateReserved":"2009-03-14T00:00:00.000Z","dateUpdated":"2026-05-27T15:34:23.416Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2009-07-29 17:30:00","lastModifiedDate":"2026-05-27 17:16:16","problem_types":["CWE-94","CWE-457","n/a","CWE-457 CWE-457 Use of Uninitialized Variable"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:C/I:C/A:C","baseScore":9.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":8.6,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":true,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_c\\+\\+:2005:sp1_redistribution_pkg:*:*:*:*:*:*","matchCriteriaId":"FA86F8B2-0211-4FF6-BE07-2E2EC06DFC37"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_c\\+\\+:2008:redistribution_pkg:*:*:*:*:*:*","matchCriteriaId":"9BA98FBB-255F-4AC9-B035-54C60EEE022B"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_c\\+\\+:2008:sp1_redistribution_pkg:*:*:*:*:*:*","matchCriteriaId":"B20EDFCC-8C10-4EBF-BCC6-1A17362E6676"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio:2005:sp1:*:*:*:*:*:*","matchCriteriaId":"9271AF1C-9B1C-4ADB-9F54-E63EBA2910F9"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio:2005:sp1:64_bit_hosted_visual_c\\+\\+_tools:*:*:*:*:*","matchCriteriaId":"9E35016A-D55F-4607-8716-77AACB7B166C"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio:2008:*:*:*:*:*:*:*","matchCriteriaId":"ED077FFC-EBCC-4CD9-BF0E-0286B99C1965"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio:2008:sp1:*:*:*:*:*:*","matchCriteriaId":"9AB2C8C4-7E86-4736-9CE4-2E65E4EDBF02"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_.net:2003:sp1:*:*:*:*:*:*","matchCriteriaId":"85959AEB-2FE5-4A25-B298-F8223CE260D6"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2009","CveId":"901","Ordinal":"1","Title":"CVE-2009-0901","CVE":"CVE-2009-0901","Year":"2009"},"notes":[{"CveYear":"2009","CveId":"901","Ordinal":"1","NoteData":"The Active Template Library (ATL) in Microsoft Visual Studio .NET 2003 SP1, Visual Studio 2005 SP1 and 2008 Gold, 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 prevent VariantClear calls on an uninitialized VARIANT, which allows remote attackers to execute arbitrary code via a malformed stream to an ATL (1) component or (2) control, related to ATL headers and error handling, aka \"ATL Uninitialized Object Vulnerability.\"","Type":"Description","Title":"CVE-2009-0901"},{"CveYear":"2009","CveId":"901","Ordinal":"2","NoteData":"2009-07-29","Type":"Other","Title":"Published"},{"CveYear":"2009","CveId":"901","Ordinal":"3","NoteData":"2018-10-12","Type":"Other","Title":"Modified"}]}}}