CVE-2020-11498

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:slack:nebula:*:*:*:*:*:*:*:*", "matchCriteriaId": "773132C3-0EFA-46EF-B858-ECBE04B5E0F0", "versionEndIncluding": "1.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Slack Nebula through 1.1.0 contains a relative path vulnerability that allows a low-privileged attacker to execute code in the context of the root user via tun_darwin.go or tun_windows.go. A user can also use Nebula to execute arbitrary code in the user's own context, e.g., for user-level persistence or to bypass security controls. NOTE: the vendor states that this \"requires a high degree of access and other preconditions that are tough to achieve.\""}, {"lang": "es", "value": "Slack Nebula versiones hasta 1.1.0, contiene una vulnerabilidad de ruta relativa que permite a un atacante poco privilegiado ejecutar c\u00f3digo en el contexto del usuario root por medio del archivo tun_darwin.go o tun_windows.go. Un usuario tambi\u00e9n puede usar Nebula para ejecutar c\u00f3digo arbitrario en el propio contexto del usuario, por ejemplo, para persistencia de nivel de usuario o para omitir los controles de seguridad. NOTA: el proveedor declara que esto \"requiere un alto grado de acceso y otras condiciones previas que son dif\u00edciles de alcanzar\"."}], "id": "CVE-2020-11498", "lastModified": "2026-06-17T02:50:17.733", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 8.5, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-02T23:15:13.033", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "http://www.pwn3d.org/posts/7918501-slack-nebula-relative-path-bug-bounty-disclosure"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/slackhq/nebula/pull/191"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "http://www.pwn3d.org/posts/7918501-slack-nebula-relative-path-bug-bounty-disclosure"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/slackhq/nebula/pull/191"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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