Buffer Overflow Vulnerability in Tenda AC21 Router

CVE-2022-40067

Summary

The Tenda AC21 router version 16.03.08.15 is susceptible to a buffer overflow vulnerability. This flaw occurs within the /bin/httpd binary, specifically in the 'formSetVirtualSer' function, which can be manipulated to compromise the integrity of the device's operation. Successful exploitation could allow an attacker to execute arbitrary code, leading to unauthorized access and potential control over the affected router.

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