CSRF in Telesquare Sdt-Cs3b1
CVE-2017-20221
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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Telesquare Sdt-Cs3b1 — versions 1.2.0
- Telesquare Sdt-Cs3b1 Firmware — versions 1.2.0
Weakness classification (CWE)
References
- www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5443.php (Exploit, Third Party Advisory, third-party-advisory)
- cxsecurity.com/issue/WLB-2017120299 (Issue Tracking, third-party-advisory)
- packetstormsecurity.com/files/145550 (Exploit, Third Party Advisory, exploit)
- www.exploit-db.com/exploits/43400/ (Exploit, VDB Entry, exploit)
- exchange.xforce.ibmcloud.com/vulnerabilities/136839 (Third Party Advisory, vdb-entry)
- www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-csrf-system-co… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2017-20221?
- CVE-2017-20221 is a medium-severity vulnerability in Telesquare Sdt-Cs3b1, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-03-16.
- How severe is CVE-2017-20221?
- Medium severity. CVSS v3 base score is 4.3 out of 10.