Description
Bluetooth re-pairing with an existing device can use a lower security level. RS9116W and SiWx91x impacted. See V3 in the BLERP paper linked below.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
silabs.com WiseConnect
Default version status: unaffected
4.0.0 to < 4.1.0affected2.0.0 to < 2.14.0affected
References
- https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wifi-release-notes/sisdk-wifible-ble-release-notes ↗
- https://docs.silabs.com/rs9116-wiseconnect/latest/wifibt-wc-release-notes/rs9116-ble-release-notes#bug-fixes ↗
- https://community.silabs.com/068Vm00000x0yyH ↗
- https://www.ndss-symposium.org/ndss-paper/blerp-ble-re-pairing-attacks-and-defenses/ ↗