CVE-2017-9481

CVE-2017-9481 describes a vulnerability in Comcast firmware for Cisco DPC3939 devices, allowing remote attackers to gain unintended access to the Network Processor's 169.254/16 IP network. This is achieved by adding a routing-table entry that designates the LAN IP address as the router for that network. With a CVSS score of 7.5 (High), this vulnerability has a network attack vector and low attack complexity, potentially leading to high integrity impact without requiring user interaction or privileges. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.