CVE-2024-4494

Name of the Vulnerable Software and Affected Versions Tenda i21 version 1.0.0.14(4656)

Description A critical vulnerability has been found in the function formSetUplinkInfo of the file /goform/setUplinkInfo. The manipulation of the argument pingHostIp2 leads to a stack-based buffer overflow. This issue can be exploited remotely, potentially affecting the confidentiality, integrity, and availability of protected information. The exploit has been disclosed to the public and may be used.

Recommendations As a temporary workaround, consider disabling the formSetUplinkInfo function until a patch is available. Restrict access to the /goform/setUplinkInfo endpoint to minimize the risk of exploitation. Avoid using the parameter pingHostIp2 in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.