CVE-2020-14074
HIGHTRENDnet TEW-827DRU Firmware < 2.06b04 - Authenticated Stack-Based Buffer Overflow via kick_ban_wifi_mac_allow Parameter
Title source: llmDescription
TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.
References (2)
Core 2
Core References
Third Party Advisory x_refsource_misc
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/kick_ban_wifi_mac_allow_overflow.pdf
Third Party Advisory x_refsource_misc
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-kick_ban_wifi.pdf
Scores
CVSS v3
8.8
EPSS
0.0385
EPSS Percentile
88.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
trendnet/tew-827dru_firmware
< 2.06b04
Published
Jun 15, 2020
Tracked Since
Feb 18, 2026