Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*", "matchCriteriaId": "B9079F2B-965B-4A0A-8FC0-105AC3C5DD62", "versionEndIncluding": "1.8.29", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [{"sourceIdentifier": "cve@mitre.org", "tags": ["disputed"]}], "descriptions": [{"lang": "en", "value": "Sudo through 1.8.29 allows local users to escalate to root if they have write access to file descriptor 3 of the sudo process. This occurs because of a race condition between determining a uid, and the setresuid and openat system calls. The attacker can write \"ALL ALL=(ALL) NOPASSWD:ALL\" to /proc/#####/fd/3 at a time when Sudo is prompting for a password. NOTE: This has been disputed due to the way Linux /proc works. It has been argued that writing to /proc/#####/fd/3 would only be viable if you had permission to write to /etc/sudoers. Even with write permission to /proc/#####/fd/3, it would not help you write to /etc/sudoers"}, {"lang": "es", "value": "** EN DISPUTA ** Sudo versiones hasta 1.8.29, permite a los usuarios locales escalar a root si poseen acceso de escritura al descriptor de archivo 3 del proceso sudo. Esto se presenta debido a una condici\u00f3n de carrera entre la determinaci\u00f3n de un uid y las llamadas al sistema setresuid y openat. El atacante puede escribir \"ALL ALL=(ALL) NOPASSWD:ALL\" en /proc/#####/fd/3 en un momento cuando Sudo solicita una contrase\u00f1a. NOTA: Esto se ha disputado debido a la forma en que funciona Linux /proc. Se ha argumentado que escribir en /proc/#####/fd/3 solo ser\u00eda viable si tuviera permiso para escribir en /etc/sudoers. Incluso con permiso de escritura en /proc/#####/fd/3, no le ayudar\u00eda a escribir en /etc/sudoers."}], "id": "CVE-2019-18684", "lastModified": "2024-11-21T04:33:31.627", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-11-04T16:15:11.437", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://gist.github.com/oxagast/51171aa161074188a11d96cbef884bbd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://gist.github.com/oxagast/51171aa161074188a11d96cbef884bbd"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}]}