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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Telesquare Subscribe
Sdt-cs3b1 Subscribe
Sdt-cs3b1 Firmware Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://cxsecurity.com/issue/WLB-2017120300 cve-icon
https://exchange.xforce.ibmcloud.com/vulnerabilities/136825 cve-icon
https://packetstormsecurity.com/files/145555 cve-icon
https://www.exploit-db.com/exploits/43401/ cve-icon
https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-unauthenticated-remote-reboot cve-icon
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5444.php cve-icon
History

Mon, 16 Mar 2026 01:45:00 +0000

Type Values Removed Values Added
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.
Title Telesquare SKT LTE Router SDT-CS3B1 Unauthenticated Remote Reboot
First Time appeared Telesquare
Telesquare sdt-cs3b1
Telesquare sdt-cs3b1 Firmware
Weaknesses CWE-306
CPEs cpe:2.3:h:telesquare:sdt-cs3b1:-:*:*:*:*:*:*:*
cpe:2.3:o:telesquare:sdt-cs3b1_firmware:1.1.0:*:*:*:*:*:*:*
cpe:2.3:o:telesquare:sdt-cs3b1_firmware:1.2.0:*:*:*:*:*:*:*
Vendors & Products Telesquare
Telesquare sdt-cs3b1
Telesquare sdt-cs3b1 Firmware
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-16T01:28:25.888Z

Reserved: 2026-03-15T21:55:20.809Z

Link: CVE-2017-20222

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses