CVE Intelligence

Telesquare vulnerabilities

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Published CVEs affecting Telesquare products: 4 record(s), with severity, exploitation and fixes.

Sdt-cs3b1 Firmware 4SDT-CS3B1 4

Exploited only (KEV) →

CVE-2017-20224 Critical · 9.8 CWE-434 Mar 16, 2026
Telesquare SKT LTE Router SDT-CS3B1 WebDAV Arbitrary File Upload
Telesquare SKT LTE Router SDT-CS3B1 version 1.2.0 contains an arbitrary file upload vulnerability that allows unauthenticated attackers to upload malicious content by exploiting enabled WebDAV HTTP methods. Attackers can use PUT, DELETE, MKCOL, MOVE, COPY, and PROPPATCH methods to upload executable code, delete files, or manipulate server content for remote code execution or denial of service.
CVE-2017-20223 Critical · 9.8 CWE-639 Mar 16, 2026
Telesquare SKT LTE Router SDT-CS3B1 Insecure Direct Object Reference
Telesquare SKT LTE Router SDT-CS3B1 firmware version 1.2.0 contains an insecure direct object reference vulnerability that allows attackers to bypass authorization and access resources by manipulating user-supplied input parameters. Attackers can directly reference objects in the system to retrieve sensitive information and access functionalities without proper access controls.
CVE-2017-20222 High · 7.5 CWE-306 Mar 16, 2026
Telesquare SKT LTE Router SDT-CS3B1 Unauthenticated Remote Reboot
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.
CVE-2017-20221 Low · 3.5 CWE-352 Mar 16, 2026
Telesquare SKT LTE Router SDT-CS3B1 CSRF System Command Execution
Telesquare SKT LTE Router SDT-CS3B1 version 1.2.0 contains a cross-site request forgery vulnerability that allows authenticated attackers to execute arbitrary system commands by exploiting missing request validation. Attackers can craft malicious web pages that perform administrative actions when visited by logged-in users, enabling command execution with router privileges.