A flaw has been found in Tenda 4G300 US_4G300V1.0Mt_V1.01.42_CN_TDC01. Affected is the function sub_427C3C of the file /goform/SafeMacFilter. This manipulation …

A stack-based buffer overflow vulnerability has been discovered in Tenda 4G300 router firmware version US_4G300V1.0Mt_V1.01.42_CN_TDC01. The flaw exists in the sub_427C3C function within the /goform/SafeMacFilter file, where manipulation of the page argument triggers the buffer overflow. This vulnerability can be exploited remotely, making it particularly dangerous for network infrastructure. The exploit code has been publicly released and is available for use by attackers. The vulnerability affects the SafeMacFilter functionality of the router's web interface. Given the remote exploitability and published exploit, this represents a significant security risk for affected Tenda router users.