CVE-2009-4419

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2009-12-21T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Intel Q35, GM45, PM45 Express, Q45, and Q43 Express chipsets in the SINIT Authenticated Code Module (ACM), which allows local users to bypass the Trusted Execution Technology protection mechanism and gain privileges by modifying the MCHBAR register to point to an attacker-controlled region, which prevents the SENTER instruction from properly applying VT-d protection while an MLE is being loaded."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-08-16T14:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00021&languageid=en-fr"}, {"name": "1023382", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1023382"}, {"name": "37430", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/37430"}, {"name": "61248", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://osvdb.org/61248"}, {"tags": ["x_refsource_MISC"], "url": "http://invisiblethingslab.com/resources/misc09/Another%20TXT%20Attack.pdf"}, {"name": "ADV-2009-3618", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2009/3618"}, {"name": "37900", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/37900"}, {"name": "intel-chipset-sinit-priv-escalation(54963)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/54963"}, {"tags": ["x_refsource_MISC"], "url": "http://theinvisiblethings.blogspot.com/2009/12/another-txt-attack.html"}], "x_legacyV4Record": 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"http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00021&languageid=en-fr", "refsource": "CONFIRM", "url": "http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00021&languageid=en-fr"}, {"name": "1023382", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id?1023382"}, {"name": "37430", "refsource": "BID", "url": "http://www.securityfocus.com/bid/37430"}, {"name": "61248", "refsource": "OSVDB", "url": "http://osvdb.org/61248"}, {"name": "http://invisiblethingslab.com/resources/misc09/Another%20TXT%20Attack.pdf", "refsource": "MISC", "url": "http://invisiblethingslab.com/resources/misc09/Another%20TXT%20Attack.pdf"}, {"name": "ADV-2009-3618", "refsource": "VUPEN", "url": "http://www.vupen.com/english/advisories/2009/3618"}, {"name": "37900", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/37900"}, {"name": "intel-chipset-sinit-priv-escalation(54963)", "refsource": "XF", "url": 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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:h:intel:gm45_chipset:*:*:*:*:*:*:*:*", "matchCriteriaId": "F820DB42-1097-44D9-B0FF-3DBED0EFEFEC", "vulnerable": true}, {"criteria": "cpe:2.3:h:intel:pm45_express_chipset:*:*:*:*:*:*:*:*", "matchCriteriaId": "196FAB68-CF7B-4D0C-9E4A-193671C6FCCC", "vulnerable": true}, {"criteria": "cpe:2.3:h:intel:q35_chipset:*:*:*:*:*:*:*:*", "matchCriteriaId": "46D47457-4812-4004-899F-2D7B4A9B0456", "vulnerable": true}, {"criteria": "cpe:2.3:h:intel:q43_express_chipset:*:*:*:*:*:*:*:*", "matchCriteriaId": "E87258C4-5FC7-4102-BB05-86CBE8855774", "vulnerable": true}, {"criteria": "cpe:2.3:h:intel:q45_chipset:*:*:*:*:*:*:*:*", "matchCriteriaId": "3970B242-DEA1-4D0D-9ABD-B0512072AC27", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Intel Q35, GM45, PM45 Express, Q45, and Q43 Express chipsets in the SINIT Authenticated Code Module (ACM), which allows local users to bypass the Trusted Execution Technology protection mechanism and gain privileges by modifying the MCHBAR register to point to an attacker-controlled region, which prevents the SENTER instruction from properly applying VT-d protection while an MLE is being loaded."}, {"lang": "es", "value": "Intel Q35, GM45, PM45 Express, Q45, Y Q43 Express chipsets en the SINIT Authenticated Code Module (ACM), permite a usuarios locales superar el mecanismo de Trusted Execution Technology y obtener privilegios por modificaci\u00f3n del registro MCHBAR para que apunte a una regi\u00f3n controlada por el atacantes, lo que impide a la instrucci\u00f3n SENTER la adecuada protecci\u00f3n desde applying VT-d, mientras un MLE es cargado."}], "id": "CVE-2009-4419", "lastModified": "2026-06-16T23:13:37.970", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": true, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-12-24T17:30:00.250", "references": [{"source": "cve@mitre.org", "url": "http://invisiblethingslab.com/resources/misc09/Another%20TXT%20Attack.pdf"}, {"source": "cve@mitre.org", "url": "http://osvdb.org/61248"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/37900"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00021&languageid=en-fr"}, {"source": "cve@mitre.org", "url": "http://theinvisiblethings.blogspot.com/2009/12/another-txt-attack.html"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/37430"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id?1023382"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/3618"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/54963"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://invisiblethingslab.com/resources/misc09/Another%20TXT%20Attack.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/61248"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/37900"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00021&languageid=en-fr"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://theinvisiblethings.blogspot.com/2009/12/another-txt-attack.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/37430"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1023382"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/3618"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/54963"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-16"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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