Sighting correlations

What the source of this sighting of CVE-1999-0256 filed sightings of.

Source: https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/ftp/warftpd_165_pass.rb

Drag nodes to arrange them. Double-click a vulnerability to open it. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows vulnerabilities by sighting type.