CVE-2020-24987

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Tenda AC18 Router through V15.03.05.05_EN and through V15.03.05.19(6318) CN devices could cause a remote code execution due to incorrect authentication handling of vulnerable logincheck() function in /usr/lib/lua/ngx_authserver/ngx_wdas.lua file if the administrator UI Interface is set to "radius".

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-287

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://cwe.mitre.org/data/definitions/287.htmlThird Party Advisory
https://drive.google.com/file/d/1iqpr0EofOBC6kCq2USTOBPRlJu_naFjQ/view?usp=sharingBroken Link
https://www.tendacn.com/en/product/AC18.htmlProduct, Vendor Advisory
https://cwe.mitre.org/data/definitions/287.htmlThird Party Advisory
https://drive.google.com/file/d/1iqpr0EofOBC6kCq2USTOBPRlJu_naFjQ/view?usp=sharingBroken Link
https://www.tendacn.com/en/product/AC18.htmlProduct, Vendor Advisory

Timeline

Published: Sep 4, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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