Cisco IOS XE SD-WAN Software and Cisco SD-WAN are both products of Cisco U.S.A. Cisco IOS XE SD-WAN Software is a software for network management (software-defined networking) applied to the Cisco IOS XE network operating system. The Cisco IOS XE SD-WAN and Cisco SD-WAN are vulnerable to a path traversal vulnerability that stems from the failure of a network system or product to properly filter specific elements in a resource or file path, which could be exploited to remove arbitrary files from the file system of an affected device. .