A buffer overflow vulnerability has been identified in UTT HiPER 810G firmware up to version 1.7.7-171114. The vulnerability affects the strcpy function in the /goform/formConfigDnsFilterGlobal file, allowing remote exploitation. The flaw can be exploited to cause buffer overflow conditions through manipulation of the affected function. Public exploits are available, increasing the risk of active attacks. The vulnerability allows remote attackers to potentially compromise affected devices. Given the public availability of exploits and remote exploitation capability, this presents a high-risk security issue for organizations using affected UTT HiPER 810G devices.