Sighting correlations

What the source of this sighting of CVE-2017-3881 filed sightings of.

Source: https://db.gcve.eu/known-exploited-vulnerabilities-catalog/8331678c-4f03-4b3d-bb66-535ec8e65111

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.