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CVE-2026-0640

Tenda AC23 PowerSaveSet sscanf buffer overflow

CVSS 8.7 HIGHEPSS 3.0%CWE-119CWE-120
Vexday Risk Score
21Baixo
Decisão SSVC (CISA)
Track
Sem sinal de exploração → monitorar
CVSS 8.7EPSS 3.0%KEV nãoPoC —Patch —
Ciclo de vida
06 jan 2026Publicada no NVD
Recomendação: Monitorar — sem sinal de exploração no momento.
A weakness has been identified in Tenda AC23 16.03.07.52. This affects the function sscanf of the file /goform/PowerSaveSet. Executing a manipulation of the argument Time can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.
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 · AC23

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Referências
https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.mdhttps://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.md#pochttps://vuldb.com/?ctiid.339683https://vuldb.com/?id.339683https://vuldb.com/?submit.731772https://www.tenda.com.cn/