Sighting correlations

What the source of this sighting of CVE-2021-31979 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/4a3ab1bc-0b9c-442c-b7ee-2e7a4f25a585

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.