Sighting correlations

What the source of this sighting of CVE-2012-2539 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/886732d5-018a-424b-90bc-6b47f383adfa

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.