CVE-2025-8939

Tenda AC20 WifiGuestSet buffer overflow

CVSS 8.7 HIGHEPSS 0.8%CWE-119 CWE-120

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 8.7EPSS 0.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

14 ago 2025Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Produtos afetados

Tenda · AC20

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Referências

https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20/Tenda%20AC20.md https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20/Tenda%20AC20.md#3-poc https://vuldb.com/?ctiid.319902 https://vuldb.com/?id.319902 https://vuldb.com/?submit.631829 https://www.tenda.com.cn/