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CVE-2017-20223

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CVE-2017-20223

Published: Mar 16, 2026

Modified: Apr 7, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

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.

VendorProductVersions

Telesquare

SDT-CS3B1

affected
1.2.0

Weaknesses (CWE)

CWE-639

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

Zero Science Lab Disclosure
third-party-advisory
Exploit DB
exploit
CXSecurity
third-party-advisory

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