netfoil: Incorrect block responses could lead to localhost traffic

Summary 0.0.0.0 was used instead of NXDOMAIN for block responses. On Linux, which is the target platform for netfoil, the 0.0.0.0 is sent to localhost rather than just dropped. Impact Unintended traffic could be sent to localhost. Impact depends on running services and firewall rules...

Linux Distros Unpatched Vulnerability : CVE-2023-5517

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw in query-handling code can cause named to exit prematurely with an assertion failure when: - nxdomain-redirect ; is configured, and - the resolver receiv...