CVE-2019-19470

CVE-2019-19470 describes a privilege escalation vulnerability in TinyWall, affecting all versions up to and including 2.1.12. This flaw stems from unsafe .NET deserialization during Named Pipe message processing, allowing a local attacker to achieve NT AUTHORITY\SYSTEM privileges. With a CVSS score of 7.8 (High), this vulnerability is easily exploitable locally with low attack complexity, potentially leading to full compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.