CVE-2018-0491

{"id": "CVE-2018-0491", "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": true, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/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": "2018-03-05T15:29:00.270", "references": [{"url": "https://blog.torproject.org/new-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915", "tags": ["Vendor Advisory"], "source": "security@debian.org"}, {"url": "https://trac.torproject.org/projects/tor/ticket/24700", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "source": "security@debian.org"}, {"url": "https://trac.torproject.org/projects/tor/ticket/25117", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "source": "security@debian.org"}, {"url": "https://www.exploit-db.com/exploits/44994/", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "security@debian.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list."}, {"lang": "es", "value": "Se ha descubierto un problema de uso de memoria previamente liberada en Tor, en versiones 0.3.2.x anteriores a la 0.3.2.10. Permite que atacantes remotos provoquen una denegaci\u00f3n de servicio (cierre inesperado del relevo) debido a que la implementaci\u00f3n KIST permite que un canal se a\u00f1ada m\u00e1s de una vez en la lista de pendientes."}], "lastModified": "2019-03-26T18:52:49.663", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1E3C7B44-DBC7-4D14-94F9-0DC25C1167EE", "versionEndExcluding": "0.3.2.10", "versionStartIncluding": "0.3.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@debian.org"}