CVE-2017-1000099

{"id": "CVE-2017-1000099", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2017-10-05T01:29:04.023", "references": [{"url": "http://www.securityfocus.com/bid/100281", "tags": ["VDB Entry", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1039119", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://curl.haxx.se/0809C.patch", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://curl.haxx.se/docs/adv_20170809C.html", "tags": ["Vendor Advisory"], "source": "nvd@nist.gov"}, {"url": "https://security.gentoo.org/glsa/201709-14", "tags": ["Patch", "Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "When asking to get a file from a file:// URL, libcurl provides a feature that outputs meta-data about the file using HTTP-like headers. The code doing this would send the wrong buffer to the user (stdout or the application's provide callback), which could lead to other private data from the heap to get inadvertently displayed. The wrong buffer was an uninitialized memory area allocated on the heap and if it turned out to not contain any zero byte, it would continue and display the data following that buffer in memory."}, {"lang": "es", "value": "A la hora de pedir un archivo de una URL de tipo \"file://\", libcurl ofrece una caracter\u00edstica que env\u00eda metadatos sobre el archivo mediante cabeceras HTTP. El c\u00f3digo responsable de esto enviar\u00eda el b\u00fafer err\u00f3neo al usuario (stdout o la llamada de vuelta de la aplicaci\u00f3n), lo que podr\u00eda provocar que otros datos privados de la memoria din\u00e1mica (heap) se muestren en consecuencia. El b\u00fafer err\u00f3neo es un \u00e1rea no inicializada de la memoria asignada en la memoria din\u00e1mica y si resulta que no tienen ning\u00fan byte con valor cero, continuar\u00eda y mostrar\u00eda los datos que siguen a ese b\u00fafer en la memoria."}], "lastModified": "2017-11-01T19:23:23.233", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haxx:libcurl:7.54.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7C1D4922-F424-45B1-AF98-B1DD33981110"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}