CVEvulnerability
CVE-2017-20223
9.3 CRITICAL
Official page ↗
- Status
- Analyzed
- Published
- 2026-03-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 9.3 CRITICAL — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-639
Description
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.
Affected configurations
• telesquare sdt-cs3b1 firmware 1.2.0
Related
Weakness · CWE (1)
- CWE-639 Authorization Bypass Through User-Controlled Key weakness
References
- https://cxsecurity.com/issue/WLB-2017120297 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/136993 Third Party Advisory
- https://packetstormsecurity.com/files/145551 Third Party Advisory
- https://www.exploit-db.com/exploits/43402/ Third Party Advisory, VDB Entry
- https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-insecure-direct-object-reference Third Party Advisory
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5445.php Third Party Advisory