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CVE-2017-20223

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/16/2026

Last Modified3/16/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-639

References

https://cxsecurity.com/issue/WLB-2017120297(disclosure@vulncheck.com)

https://exchange.xforce.ibmcloud.com/vulnerabilities/136993(disclosure@vulncheck.com)

https://packetstormsecurity.com/files/145551(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/43402/(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-insecure-direct-object-reference(disclosure@vulncheck.com)

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5445.php(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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