CVE-2017-7836

{"id": "CVE-2017-7836", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2018-06-11T21:29:11.657", "references": [{"url": "http://www.securityfocus.com/bid/101832", "tags": ["Third Party Advisory", "VDB Entry"], "source": "security@mozilla.org"}, {"url": "http://www.securitytracker.com/id/1039803", "tags": ["Third Party Advisory", "VDB Entry"], "source": "security@mozilla.org"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1401339", "tags": ["Issue Tracking", "Permissions Required"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2017-24/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-427"}]}], "descriptions": [{"lang": "en", "value": "The \"pingsender\" executable used by the Firefox Health Report dynamically loads a system copy of libcurl, which an attacker could replace. This allows for privilege escalation as the replaced libcurl code will run with Firefox's privileges. Note: This attack requires an attacker have local system access and only affects OS X and Linux. Windows systems are not affected. This vulnerability affects Firefox < 57."}, {"lang": "es", "value": "El ejecutable \"pingsender\" utilizado por Firefox Health Report carga din\u00e1micamente una copia de sistema de libcurl, el cual un atacante puede reemplazar. Esto permite el escalado de privilegios ya que el c\u00f3digo de libcurl reemplazar se ejecutar\u00e1 con los privilegios de Firefox. Nota: Este ataque necesita que un atacante tenga acceso local al sistema y solo afecta a OS X y Linux. Los sistemas Windows no se ven afectados. Esta vulnerabilidad afecta a las versiones anteriores a la 57 de Firefox."}], "lastModified": "2019-10-03T00:03:26.223", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EA62B76A-2D57-426E-8529-6B3C1AF85F4A", "versionEndIncluding": "56.0.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0FF5999A-9D12-4CDD-8DE9-A89C10B2D574"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "155AD4FB-E527-4103-BCEF-801B653DEA37"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security@mozilla.org"}