CVE-2023-38940

Summary

CVE-2023-38940 is a recently disclosed stack overflow vulnerability affecting specific models of Tenda routers, including the F1203 V2.0.1.6, FH1203 V2.0.1.6, and FH1205 V2.0.0.7(775). This issue is caused by a flaw in the form_fast_setting_wifi_set function, which can be exploited by sending maliciously crafted SSID inputs to the routers. A successful attack could lead to stack overflow and potential code execution, posing a significant risk to network security. Users of these affected Tenda models are advised to apply the latest firmware updates to mitigate this vulnerability.

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