What’s Vulnerable › Vulnerabilities

CVE-2020-14075

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-06-15 · updated 2026-06-17
• Weakness: CWE-78

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.

Affected products

• Trendnet AC2600 TEW-827DRU: through 2.06b04

References

• https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdf
• https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdf
• https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-dhcp_connect.pdf
• https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/dhcp_connect_command.pdf

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