CVE-2019-19945

{"id": "CVE-2019-19945", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-03-16T18:15:12.213", "references": [{"url": "https://github.com/openwrt/openwrt/commits/master", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://openwrt.org/advisory/2020-01-13-1", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/openwrt/openwrt/commits/master", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://openwrt.org/advisory/2020-01-13-1", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-681"}]}], "descriptions": [{"lang": "en", "value": "uhttpd in OpenWrt through 18.06.5 and 19.x through 19.07.0-rc2 has an integer signedness error. This leads to out-of-bounds access to a heap buffer and a subsequent crash. It can be triggered with an HTTP POST request to a CGI script, specifying both \"Transfer-Encoding: chunked\" and a large negative Content-Length value."}, {"lang": "es", "value": "uhttpd en OpenWrt versiones hasta 18.06.5 y versiones 19.x hasta 19.07.0-rc2, presenta un error de la propiedad signedness de enteros. Esto conlleva a un acceso fuera de l\u00edmites en un b\u00fafer de la pila y un bloqueo posterior. Se puede activar con una petici\u00f3n HTTP POST en un script CGI, especificando tanto \"Transfer-Encoding: chunked\" como un valor negativo grande de Content-Length."}], "lastModified": "2024-11-21T04:35:42.850", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50F23DBC-38D0-4966-AA8E-A2A67508E53B", "versionEndIncluding": "18.06.5", "versionStartIncluding": "18.06.0"}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4FA469E2-9E63-4C9A-8EBA-10C8C870063A"}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "390F10D5-B9F6-4FD9-BD65-8189BC3B4B6F"}, {"criteria": "cpe:2.3:o:openwrt:openwrt:19.07.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6E0E897-9CA2-4FEB-BFFB-A0BECDB01741"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}