Sighting correlations

What the source of this sighting of CVE-2021-20837 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/32bddd5f-71c8-4b12-ae2d-b07f17bd503a

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.