CVE-2020-14075
TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
TRENDnet TEW-827DRU devices through 2.06B04 contain multiple command injections in apply.cgi via the action pppoe_connect, ru_pppoe_connect, or dhcp_connect with the key wan_ifname (or wan0_dns), allowing an authenticated user to run arbitrary commands on the device.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.07% probability · 88th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- trendnet/tew-827dru firmware
- Source
- cve@mitre.org
EPSS 3.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdfThird Party Advisory
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdfThird Party Advisory
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdfThird Party Advisory
- https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdfThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.