{ "id": "CVE-2017-7358", "sourceIdentifier": "cve@mitre.org", "published": "2017-04-05T06:59:00.230", "lastModified": "2024-11-21T03:31:40.867", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In LightDM through 1.22.0, a directory traversal issue in debian/guest-account.sh allows local attackers to own arbitrary directory path locations and escalate privileges to root when the guest user logs out." }, { "lang": "es", "value": "La funci\u00f3n ping_unhash en net/ipv4/ping.c en el kernel de Linux en versiones hasta 4.10.8 es demasiado tarde para obtener un determinado bloqueo y por lo tanto, no puede garantizar que las llamadas de funci\u00f3n de desconexi\u00f3n son seguras, lo que permite a los usuarios locales causar una denegaci\u00f3n de servicio (p\u00e1nico) aprovechando el acceso al valor de protocolo de IPPROTO_ICMP en una llamada de sistema de socket." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.3, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "baseScore": 6.9, "accessVector": "LOCAL", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.4, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-22" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:lightdm_project:lightdm:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.22.0", "matchCriteriaId": "7CAC5354-FCCB-416A-A00F-7C337EF9099F" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*", "matchCriteriaId": "1AFB20FA-CB00-4729-AB3A-816454C6D096" } ] } ] } ], "references": [ { "url": "http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securityfocus.com/bid/97486", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://launchpad.net/bugs/1677924", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://www.exploit-db.com/exploits/41923/", "source": "cve@mitre.org" }, { "url": "https://www.ubuntu.com/usn/usn-3255-1/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2478", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securityfocus.com/bid/97486", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://launchpad.net/bugs/1677924", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://lists.freedesktop.org/archives/lightdm/2017-April/001059.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://www.exploit-db.com/exploits/41923/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://www.ubuntu.com/usn/usn-3255-1/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] } ] }