{"id":"CVE-2017-20222","aliases":["EUVD-2017-18938","GHSA-fgv6-prj5-5cx3"],"status":"published","title":"Telesquare SKT LTE Router SDT-CS3B1 Unauthenticated Remote Reboot","description":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote reboot vulnerability that allows attackers to trigger device reboot without authentication. Attackers can send POST requests to the lte.cgi endpoint with the Command=Reboot parameter to cause denial of service by forcing the router to restart.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.00734,"percentile":0.54658,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-03-16T01:28:25Z","modified":"2026-06-17T01:15:26Z","products":[{"vendor":"telesquare","product":"sdt-cs3b1"},{"vendor":"telesquare","product":"sdt-cs3b1_firmware"}],"references":[{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5444.php","tags":["third-party-advisory","Exploit","Third Party Advisory"]},{"url":"https://cxsecurity.com/issue/WLB-2017120300","tags":["third-party-advisory","Exploit","Issue Tracking"]},{"url":"https://packetstormsecurity.com/files/145555","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/43401/","tags":["exploit","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/136825","tags":["vdb-entry","Third Party Advisory"]},{"url":"https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-unauthenticated-remote-reboot","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-20222"},{"url":"https://www.exploit-db.com/exploits/43401"},{"url":"https://github.com/advisories/GHSA-fgv6-prj5-5cx3"}],"sources":{"cve":[{"id":"CVE-2017-20222","title":"Telesquare SKT LTE Router SDT-CS3B1 Unauthenticated Remote Reboot","description":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote reboot vulnerability that allows attackers to trigger device reboot without authentication. Attackers can send POST requests to the lte.cgi endpoint with the Command=Reboot parameter to cause denial of service by forcing the router to restart.","status":"published","published":"2026-03-16T01:28:25.888Z","modified":"2026-04-07T14:03:42.099Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:33:11.59359Z"}],"euvd":[{"id":"EUVD-2017-18938","description":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote reboot vulnerability that allows attackers to trigger device reboot without authentication. Attackers can send POST requests to the lte.cgi endpoint with the Command=Reboot parameter to cause denial of service by forcing the router to restart.","status":"published","published":"2026-03-16T01:28:25Z","modified":"2026-04-07T14:03:42Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:25:14.189276Z"}],"ghsa":[{"id":"GHSA-fgv6-prj5-5cx3","title":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote...","description":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote reboot vulnerability that allows attackers to trigger device reboot without authentication. Attackers can send POST requests to the lte.cgi endpoint with the Command=Reboot parameter to cause denial of service by forcing the router to restart.","status":"published","published":"2026-03-16T15:30:41Z","modified":"2026-03-16T15:30:53Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:06:38.778049Z"}],"nvd":[{"id":"CVE-2017-20222","description":"Telesquare SKT LTE Router SDT-CS3B1 software version 1.2.0 contains an unauthenticated remote reboot vulnerability that allows attackers to trigger device reboot without authentication. Attackers can send POST requests to the lte.cgi endpoint with the Command=Reboot parameter to cause denial of service by forcing the router to restart.","status":"published","published":"2026-03-16T14:17:52.137Z","modified":"2026-06-17T01:15:26.737Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:04:21.76411Z"}]}}