Vulnerability Details CVE-2020-14076
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 st_dev_connect, st_dev_disconnect, or st_dev_rconnect with a sufficiently long wan_type key.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.064
EPSS Ranking 90.5%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 6.5
References
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-st_dev.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_connect_overflow.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_disconnect_overflow.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_rconnect_overflow.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-st_dev.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_connect_overflow.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_disconnect_overflow.pdf
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_rconnect_overflow.pdf
Products affected by CVE-2020-14076
-
cpe:2.3:h:trendnet:tew-827dru:-
-
cpe:2.3:o:trendnet:tew-827dru_firmware:-
-
cpe:2.3:o:trendnet:tew-827dru_firmware:1.04b01
-
cpe:2.3:o:trendnet:tew-827dru_firmware:2.04
-
cpe:2.3:o:trendnet:tew-827dru_firmware:2.04b03
-
cpe:2.3:o:trendnet:tew-827dru_firmware:2.05b11
-
cpe:2.3:o:trendnet:tew-827dru_firmware:2.06b04