CVE-2019-20795

{"id": "CVE-2019-20795", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/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": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2020-05-09T21:15:10.913", "references": [{"url": "https://bugzilla.suse.com/show_bug.cgi?id=1171452", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=9bf2c538a0eb10d66e2365a655bf6c52f5ba3d10", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202008-06", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4357-1/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "iproute2 before 5.1.0 has a use-after-free in get_netnsid_from_name in ip/ipnetns.c. NOTE: security relevance may be limited to certain uses of setuid that, although not a default, are sometimes a configuration option offered to end users. Even when setuid is used, other factors (such as C library configuration) may block exploitability."}, {"lang": "es", "value": "iproute2 versiones anteriores a 5.1.0, presenta un uso de la memoria previamente liberada en la funci\u00f3n get_netnsid_from_name en el archivo ip/ipnetns.c. NOTA: la relevancia para la seguridad puede limitarse a ciertos usos del setuid que, aunque no es un valor predeterminado, a veces es una opci\u00f3n de configuraci\u00f3n ofrecida a los usuarios finales. Incluso cuando se utiliza setuid, otros factores (como la configuraci\u00f3n de la biblioteca C) pueden bloquear la posibilidad de explotaci\u00f3n."}], "lastModified": "2020-09-10T17:50:15.410", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:iproute2_project:iproute2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC4FC016-3F6F-4D90-989D-7F32E560A9D4", "versionEndExcluding": "5.1.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}