The other article says the opposite: The attack works against both WPA1 and WPA2...

ClashTheBunny on Oct 16, 2017 | parent | context | favorite | on: Severe flaw in WPA2 protocol leaves Wi-Fi traffic ...

The other article says the opposite:

The attack works against both WPA1 and WPA2, against personal and enterprise networks, and against any cipher suite being used (WPA-TKIP, AES-CCMP, and GCMP).