CVE-2017-7782

{"id": "CVE-2017-7782", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "[email protected]", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2018-06-11T21:29:08.920", "references": [{"url": "http://www.securityfocus.com/bid/100243", "tags": ["Third Party Advisory", "VDB Entry"], "source": "[email protected]"}, {"url": "http://www.securitytracker.com/id/1039124", "tags": ["Third Party Advisory", "VDB Entry"], "source": "[email protected]"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1344034", "tags": ["Issue Tracking", "Patch"], "source": "[email protected]"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-18/", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-19/", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-20/", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "http://www.securityfocus.com/bid/100243", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1039124", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1344034", "tags": ["Issue Tracking", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-18/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-19/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-20/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "An error in the \"WindowsDllDetourPatcher\" where a RWX (\"Read/Write/Execute\") 4k block is allocated but never protected, violating DEP protections. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55."}, {"lang": "es", "value": "Error en \"WindowsDllDetourPatcher\", donde un bloque 4k RWX (\"Read/Write/Execute\") se asigna, pero nunca se proteje, violando las protecciones DEP. Nota: este ataque solo afecta a sistemas operativos Windows. Otros sistemas operativos no se han visto afectados. La vulnerabilidad afecta a Thunderbird en versiones anteriores a la 52.3, Firefox ESR en versiones anteriores a la 52.3 y Firefox en versiones anteriores a la 55."}], "lastModified": "2025-11-25T17:50:16.803", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E954CFE-287C-428B-B580-BE3DB6F540A0", "versionEndExcluding": "52.3.0"}, {"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4E741DB2-0D96-41AD-A083-544CAFD70780", "versionEndExcluding": "55.0"}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41ED0EAB-AA13-4C2D-A493-243FE20522D0", "versionEndExcluding": "52.3.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}