Medium severity4.3NVD Advisory· Published Mar 16, 2026· Updated Apr 14, 2026
CVE-2017-20221
CVE-2017-20221
Description
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.
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Affected products
2- cpe:2.3:o:telesquare:sdt-cs3b1_firmware:1.2.0:*:*:*:*:*:*:*
- Range: =1.2.0
Patches
Vulnerability mechanics
References
6- packetstormsecurity.com/files/145550nvdExploitThird Party Advisory
- www.exploit-db.com/exploits/43400/nvdExploitVDB Entry
- www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5443.phpnvdExploitThird Party Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/136839nvdThird Party Advisory
- www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-csrf-system-command-executionnvdThird Party Advisory
- cxsecurity.com/issue/WLB-2017120299nvdIssue Tracking
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