Tenda · Tenda Ax1803 · CVE-2022-40876
**Name of the Vulnerable Software and Affected Versions**
Tenda ax1803 version 1.0.0.1
**Description**
The issue concerns http requests handled by the `fromAdvSetMacMtuWan` functions, specifically the `wanSpeed`, `cloneType`, and `mac` variables, which can cause a stack overflow and enable remote code execution.
**Recommendations**
For Tenda ax1803 version 1.0.0.1, consider disabling the `fromAdvSetMacMtuWan` function as a temporary workaround until a patch is available. Restrict access to the http requests that handle `wanSpeed`, `cloneType`, and `mac` variables to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.