CVE-2017-6507

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Incorrect handling of unknown AppArmor profiles in AppArmor init scripts, upstart jobs, and/or systemd unit files allows an attacker to possibly have increased attack surfaces of processes that were intended to be confined by AppArmor. This is due to the common logic to handle 'restart' operations removing AppArmor profiles that aren't found in the typical filesystem locations, such as /etc/apparmor.d/. Userspace projects that manage their own AppArmor profiles in atypical directories, such as what's done by LXD and Docker, are affected by this flaw in the AppArmor init script logic."}, {"lang": "es", "value": "Ha sido descubierto un problema en AppArmor en versiones anteriores a 2.12. El manejo incorrecto de perfiles AppArmor desconocidos en secuencias de comandos init de AppArmor, trabajos upstart, y/o archivos de unidad systemd permite a un atacante tener posiblemente superficies de ataques incrementadas de procesos que est\u00e1n destinados a ser confinados por AppArmor. Esto se debe a la l\u00f3gica com\u00fan para manejar operaciones 'restart' eliminando perfiles AppArmor que no se encuentran en las ubicaciones t\u00edpicas del sistema de archivos, como /etc/apparmor.d/. Proyectos de espacio de usuario que gestionan sus propios perfiles AppArmor en directorios at\u00edpicos, como hacen LXD y Docker, est\u00e1n afectados por esta falla en la l\u00f3gica de init script de AppArmor."}], "id": "CVE-2017-6507", "lastModified": "2026-06-17T01:22:28.247", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-03-24T07:59:00.233", "references": [{"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://bazaar.launchpad.net/~apparmor-dev/apparmor/master/revision/3647"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://bazaar.launchpad.net/~apparmor-dev/apparmor/master/revision/3648"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/97223"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugs.launchpad.net/apparmor/+bug/1668892"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-6507.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://bazaar.launchpad.net/~apparmor-dev/apparmor/master/revision/3647"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "http://bazaar.launchpad.net/~apparmor-dev/apparmor/master/revision/3648"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/97223"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugs.launchpad.net/apparmor/+bug/1668892"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-6507.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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