{ "id": "CVE-2017-15102", "sourceIdentifier": "secalert@redhat.com", "published": "2017-11-15T21:29:00.250", "lastModified": "2019-05-08T18:14:44.543", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "The tower_probe function in drivers/usb/misc/legousbtower.c in the Linux kernel before 4.8.1 allows local users (who are physically proximate for inserting a crafted USB device) to gain privileges by leveraging a write-what-where condition that occurs after a race condition and a NULL pointer dereference." }, { "lang": "es", "value": "La funci\u00f3n tower_probe en drivers/usb/misc/legousbtower.c en el kernel de Linux en versiones anteriores a la 4.8.1 permite que usuarios locales (que est\u00e9n tan cerca f\u00edsicamente como para insertar un dispositivo USB manipulado) obtengan privilegios aprovechando una condici\u00f3n de write-what-where que ocurre tras una condici\u00f3n de carrera y una desreferencia de puntero NULL" } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "PHYSICAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 0.4, "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", "accessVector": "LOCAL", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 6.9 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.4, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-476" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.8.1", "matchCriteriaId": "52C1E6B2-1581-4CD7-B5FB-8DF3438E93C8" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "1D8B549B-E57B-4DFE-8A13-CAB06B5356B3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084" } ] } ] } ], "references": [ { "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2fae9e5a7babada041e2e161699ade2447a01989", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Vendor Advisory" ] }, { "url": "http://seclists.org/oss-sec/2017/q4/238", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/101790", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1505905", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/torvalds/linux/commit/2fae9e5a7babada041e2e161699ade2447a01989", "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3583-1/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3583-2/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] } ] }