CVE-2020-6016

{"id": "CVE-2020-6016", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "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": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-11-18T15:15:13.193", "references": [{"url": "https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3db0cfdb1fb8bef0af19c43", "tags": ["Patch", "Third Party Advisory"], "source": "cve@checkpoint.com"}, {"url": "https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@checkpoint.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "cve@checkpoint.com", "description": [{"lang": "en", "value": "CWE-590"}]}], "descriptions": [{"lang": "en", "value": "Valve's Game Networking Sockets prior to version v1.2.0 improperly handles unreliable segments with negative offsets in function SNP_ReceiveUnreliableSegment(), leading to a Heap-Based Buffer Underflow and a free() of memory not from the heap, resulting in a memory corruption and probably even a remote code execution."}, {"lang": "es", "value": "Game Networking Sockets de Valve versiones anteriores a v1.2.0, manejan inapropiadamente segmentos no confiables con compensaciones negativas en la funci\u00f3n SNP_ReceiveUnreliableSegment(), conllevando a un subdesbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria y una free() de memoria que no proviene de la pila, resultando en una corrupci\u00f3n de memoria y probablemente incluso una ejecuci\u00f3n de c\u00f3digo remota"}], "lastModified": "2022-10-21T19:37:44.887", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:valvesoftware:game_networking_sockets:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8CB71176-D705-4517-81B9-97A557278890", "versionEndExcluding": "1.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@checkpoint.com"}