Sighting correlations

What the source of this sighting of CVE-2019-19781 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/0199be96-28ce-4d9a-afb9-1e4f2e081d97

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.