D-Link Vulnerability Vendor: D-Link Product: DIR619L Version: 2.06B01 Type: Stack Overflow Author: Jiajian Peng Institution: Institute of Information Engineering, Chinese Academy of Sciences (IIE, CAS) Vulnerability Description A stack overflow vulnerability was found in the D-Link router with firmware version 2.06B01. This vulnerability allows remote attackers to crash the server. Stack Overflow In the function, the parameter is directly passed by the attacker. If this data is too long, it will cause a stack overflow, allowing the attacker to execute arbitrary code. The parameter is copied directly to a local variable placed on the stack, overriding the return address of the function and causing a buffer overflow. PoC To exploit this vulnerability, set as . The router will crash: Result The target router crashes and cannot provide services correctly and persistently.