Sighting correlations

What the source of this sighting of CVE-2016-4657 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/d33a3ebb-bcc1-4a0f-a233-c26c9146adeb

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.