CVE-2020-7385

{"id": "CVE-2020-7385", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "cve@rapid7.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "published": "2021-04-23T16:15:08.440", "references": [{"url": "https://github.com/rapid7/metasploit-framework/pull/14300", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@rapid7.com"}, {"url": "https://github.com/rapid7/metasploit-framework/pull/14335", "tags": ["Patch", "Third Party Advisory"], "source": "cve@rapid7.com"}, {"url": "https://help.rapid7.com/metasploit/release-notes/archive/2020/10/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@rapid7.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-502"}]}, {"type": "Secondary", "source": "cve@rapid7.com", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "By launching the drb_remote_codeexec exploit, a Metasploit Framework user will inadvertently expose Metasploit to the same deserialization issue that is exploited by that module, due to the reliance on the vulnerable Distributed Ruby class functions. Since Metasploit Framework typically runs with elevated privileges, this can lead to a system compromise on the Metasploit workstation. Note that an attacker would have to lie in wait and entice the Metasploit user to run the affected module against a malicious endpoint in a \"hack-back\" type of attack. Metasploit is only vulnerable when the drb_remote_codeexec module is running. In most cases, this cannot happen automatically."}, {"lang": "es", "value": "Al lanzar el exploit drb_remote_codeexec, un usuario de Metasploit Framework expondr\u00e1 inadvertidamente un Metasploit al mismo problema de deserializaci\u00f3n que explota ese m\u00f3dulo, debido a la dependencia de las funciones vulnerables de la clase Distributed Ruby. Dado que Metasploit Framework generalmente se ejecuta con privilegios elevados, esto puede conllevar a un compromiso del sistema en la estaci\u00f3n de trabajo Metasploit. Tome en cuenta a un atacante tendr\u00eda que esperar y convencer al usuario de Metasploit para que ejecute el m\u00f3dulo afectado contra un endpoint malicioso en un tipo de ataque de \"hack-back\". Metasploit solo es vulnerable cuando se est\u00e1 ejecutando el m\u00f3dulo drb_remote_codeexec. En la mayor\u00eda de los casos, esto no puede suceder autom\u00e1ticamente"}], "lastModified": "2021-05-14T14:00:07.463", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:rapid7:metasploit:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EFF91D8C-A041-42A6-9732-7A03C7DD14B8", "versionEndExcluding": "4.19.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@rapid7.com"}