CVE-2020-24987

CRITICAL

Tenda AC18 Firmware < v15.03.05.05_en - Remote Code Execution via Radius Authentication Bypass

Title source: llm
STIX 2.1

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".

References (3)

Core 3
Core References
Product, Vendor Advisory x_refsource_misc
https://www.tendacn.com/en/product/AC18.html
Third Party Advisory x_refsource_misc
https://cwe.mitre.org/data/definitions/287.html

Scores

CVSS v3 9.8
EPSS 0.0310
EPSS Percentile 86.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (1)
tendacn/ac18_firmware < v15.03.05.05_en
Published Sep 04, 2020
Tracked Since Feb 18, 2026