{"id":"CVE-2017-3748","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-3748","generatedAt":"2026-10-28T19:03:54.777Z","title":"On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as 'rooting' or \"jail breaking\" a device).","description":"On Lenovo VIBE mobile phones, improper access controls on the nac_server component can be abused in conjunction with CVE-2017-3749 and CVE-2017-3750 to elevate privileges to the root user (commonly known as 'rooting' or \"jail breaking\" a device).","published":"2017-06-29T15:29:00.000Z","lastModified":"2026-06-17T01:18:51.000Z","status":"Modified","sourceIdentifier":"psirt@lenovo.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["google/android"],"epss":{"score":0.00176,"percentile":0.07126,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/99295","tags":["Third Party Advisory","VDB Entry"],"source":"psirt@lenovo.com"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-15823","tags":["Mitigation","Vendor Advisory"],"source":"psirt@lenovo.com"},{"url":"http://www.securityfocus.com/bid/99295","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-15823","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-3748","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}