Tenda: community verdicts

4 notable / known-exploited Tenda CVEs the community has triaged.

ⓘ Not an exhaustive list: we focus on the findings that matter (exploited / notable). For every Tenda CVE, see NVD ↗.

CVE-2021-31755CRIT 9.8KEVEPSS 86%
An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. A stack buffer overflow vulnerability in /goform/setmac allows attackers to execute arbitrary code on the system via a crafted post request.
CVE-2020-10987CRIT 9.8KEVEPSS 80%
The goform/setUsbUnload endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote attackers to execute arbitrary system commands via the deviceName POST parameter.
CVE-2018-14558CRIT 9.8KEVEPSS 9%
An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A command Injection vulnerability allows attackers to execute arbitrary OS commands via a crafted goform/setUsbUnload request. This occurs because the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input.
CVE-2022-30023HIGH 8.8EPSS 42%
Tenda ONT GPON AC1200 Dual band WiFi HG9 v1.0.1 is vulnerable to Command Injection via the Ping function.