CVE-2011-1271

{"id": "CVE-2011-1271", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.1, "accessVector": "NETWORK", "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "HIGH", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 4.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-05-10T19:55:02.027", "references": [{"url": "http://stackoverflow.com/questions/2135509/bug-only-occurring-when-compile-optimization-enabled/", "tags": ["Exploit"], "source": "secure@microsoft.com"}, {"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-044", "source": "secure@microsoft.com"}, {"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12686", "source": "secure@microsoft.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The JIT compiler in Microsoft .NET Framework 3.5 Gold and SP1, 3.5.1, and 4.0, when IsJITOptimizerDisabled is false, does not properly handle expressions related to null strings, which allows context-dependent attackers to bypass intended access restrictions, and consequently execute arbitrary code, in opportunistic circumstances by leveraging a crafted application, as demonstrated by (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka \".NET Framework JIT Optimization Vulnerability.\""}, {"lang": "es", "value": "El Compilador JIT en Microsoft .NET Framework versiones 3.5 Gold y SP1, 3.5.1 y 4.0, cuando IsJITOptimizerDisabled es falso, no controla apropiadamente las expresiones relacionadas con cadenas NULL, lo que permite a los atacantes dependiendo del contexto omitir las restricciones de acceso previstas, y, en consecuencia, ejecutar c\u00f3digo arbitrario, en circunstancias oportunistas mediante la explotaci\u00f3n a una aplicaci\u00f3n creada, como es demostrado por (1) una aplicaci\u00f3n de navegador XAML creada (tambi\u00e9n conocida como XBAP), (2) una aplicaci\u00f3n ASP.NET creada, o (3) una aplicaci\u00f3n de .NET Framework creada, tambi\u00e9n se conoce como \"NET Framework JIT Optimization Vulnerability\"."}], "lastModified": "2023-12-07T18:38:56.693", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net_framework:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "792B417F-96A0-4E9D-9E79-5D7F982E2225"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": 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