{ "id": "CVE-2007-4770", "sourceIdentifier": "cve@mitre.org", "published": "2008-01-29T00:00:00.000", "lastModified": "2024-11-21T00:36:24.537", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \\0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames." }, { "lang": "es", "value": "libicu de International Components for Unicode (ICU) 3.8.1 y versiones anteriores intenta procesar referencias a un grupo de captura no existente cero (tambi\u00e9n conocido como \\0), lo cual podr\u00eda permitir a atacantes locales o remotos dependientes del contexto leer desde, \u00f3 escribir en, direcciones de memoria fuera de los l\u00edmites, relativo a corrupci\u00f3n de REStackFrames.\r\n" } ], "metrics": { "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "baseScore": 6.8, "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": true, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-399" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\\/c\\+\\+:*:*", "versionEndIncluding": "3.8.1", "matchCriteriaId": "8C296240-3851-4E13-8941-F20F6B42EF94" } ] } ] } ], "references": [ { "url": 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