extcap/nrf_sniffer_ble.py, extcap/nrf_sniffer_ble.sh, extcap/SnifferAPI/*.py in Nordic Semiconductor nRF Sniffer for Bluetooth LE 3.0.0, 3.1.0, 4.0.0, 4.1.0, and 4.1.1 have set incorrect file permission, which allows attackers to do code execution via modified bash and python scripts.