Auth bypass in Telesquare Sdt-cs3b1
CVE-2017-20222
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 endpo…
Vulnerability class: Broken Authentication
EPSS: 0.007 (49.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Telesquare Sdt-cs3b1 — versions 1.2.0
- Telesquare Sdt-cs3b1_firmware — versions 1.2.0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, Third Party Advisory, third-party-advisory)
- disclosure@vulncheck.com (Exploit, Issue Tracking, third-party-advisory)
- disclosure@vulncheck.com (Exploit, Third Party Advisory, exploit)
- disclosure@vulncheck.com (Exploit, VDB Entry, Third Party Advisory, exploit)
- disclosure@vulncheck.com (Third Party Advisory, vdb-entry)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2017-20222?
- CVE-2017-20222 is a high-severity vulnerability in Telesquare Sdt-cs3b1, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2026-03-16.
- How severe is CVE-2017-20222?
- High severity. CVSS v3 base score is 7.5 out of 10.