{"id":"CVE-2017-17743","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-17743","generatedAt":"2026-10-29T02:03:48.043Z","title":"Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their…","description":"Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their privileges by uploading a .bashrc file containing the /bin/sh string. In some situations, authentication can be achieved via the bhu85tgb default password for the admin account.","published":"2018-03-22T05:29:00.000Z","lastModified":"2026-06-17T01:11:35.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["ucopia/wireless appliance firmware"],"epss":{"score":0.01089,"percentile":0.65168,"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":"low","text":"Lower severity and a low EPSS score (1.09%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-17743","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."}