CVE-2014-1776

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"privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2014-04-27T10:55:03.340", "references": [{"url": "http://blogs.technet.com/b/srd/archive/2014/04/30/protection-strategies-for-the-security-advisory-2963983-ie-0day.aspx", "tags": ["Broken Link", "Mitigation"], "source": "secure@microsoft.com"}, {"url": "http://secunia.com/advisories/57908", "tags": ["Broken Link"], "source": "secure@microsoft.com"}, {"url": "http://securitytracker.com/id?1030154", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "source": "secure@microsoft.com"}, {"url": "http://www.fireeye.com/blog/uncategorized/2014/04/new-zero-day-exploit-targeting-internet-explorer-versions-9-through-11-identified-in-targeted-attacks.html", "tags": ["Broken Link"], "source": "secure@microsoft.com"}, {"url": "http://www.kb.cert.org/vuls/id/222929", "tags": ["Mitigation", "Third Party Advisory", "US Government Resource"], "source": "secure@microsoft.com"}, {"url": "http://www.osvdb.org/106311", "tags": ["Broken Link"], "source": "secure@microsoft.com"}, {"url": "http://www.securityfocus.com/bid/67075", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "source": "secure@microsoft.com"}, {"url": "http://www.signalsec.com/cve-2014-1776-ie-0day-analysis/", "tags": ["Exploit", "Third Party Advisory"], "source": "secure@microsoft.com"}, {"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-021", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "https://technet.microsoft.com/library/security/2963983", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}, {"url": "http://blogs.technet.com/b/srd/archive/2014/04/30/protection-strategies-for-the-security-advisory-2963983-ie-0day.aspx", "tags": ["Broken Link", "Mitigation"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/57908", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://securitytracker.com/id?1030154", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.fireeye.com/blog/uncategorized/2014/04/new-zero-day-exploit-targeting-internet-explorer-versions-9-through-11-identified-in-targeted-attacks.html", "tags": ["Broken 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"af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors related to the CMarkup::IsConnectedToPrimaryMarkup function, as exploited in the wild in April 2014. NOTE: this issue originally emphasized VGX.DLL, but Microsoft clarified that \"VGX.DLL does not contain the vulnerable code leveraged in this exploit. Disabling VGX.DLL is an exploit-specific workaround that provides an immediate, effective workaround to help block known attacks.\""}, {"lang": "es", "value": "Vulnerabilidad de uso despu\u00e9s de liberaci\u00f3n de memoria en Microsoft Internet Explorer 6 hasta la versi\u00f3n 11 permite a atacantes remotos ejecutar c\u00f3digo arbitrario o provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) a trav\u00e9s de vectores relacionados con la funci\u00f3n CMarkup::IsConnectedToPrimaryMarkup, tal como fue explotado activamente en abril de 2014. NOTA: este problema se enfatiz\u00f3 originalmente en VGX.DLL, pero Microsoft aclar\u00f3 que \"VGX.DLL no contiene el c\u00f3digo vulnerable aprovechado en esta explotaci\u00f3n. La deshabilitaci\u00f3n de VGX.DLL es una soluci\u00f3n espec\u00edfica para la explotaci\u00f3n que aporta una soluci\u00f3n inmediata y efectiva para ayudar a bloquear ataques conocidos\"."}], "lastModified": "2025-04-12T10:46:40.837", "cisaActionDue": "2022-07-28", "cisaExploitAdd": "2022-01-28", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "693D3C1C-E3E4-49DB-9A13-44ADDFF82507"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_server_2003:-:sp2:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1D929AA2-EE0B-4AA1-805D-69BCCA11B77F"}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp2:*:*:professional:*:-:*", "vulnerable": false, "matchCriteriaId": "C5D2C681-EB06-4B72-BD34-47AEE35CC227"}, {"criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp3:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": 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