CVE-2026-19292: fallo de gravedad alta en silabs.com WiseConnect
Bluetooth re-pairing with legitimate device can use lower security level
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 8.8epss 0.4%
Re-pairing with a legitimate device can use a lower security level than
previous making brute-forcing the LTK easier. See V4 in the BLERP paper linked below.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Productos afectados
silabs.com · WiseConnectCVEs relacionadas — silabs.com WiseConnect
En el mismo producto, de las más peligrosas a las menos.
CVE-2025-3873MEDIUMBuffer overflow in Si91x crypto APIsEPSS 0.4%CVE-2026-19291HIGHBluetooth re-pairing can use a lower security level than previousEPSS 0.4%CVE-2026-16101HIGHforced re-pairing with already bonded deviceEPSS 0.4%CVE-2026-65935HIGHBypassing passkey entry in legacy pairingEPSS 0.3%CVE-2026-65936MEDIUMRS9116W/SiWx917 malformed packet with increased length field causes memory leakEPSS 0.3%CVE-2026-19293HIGHSMP security requestEPSS 0.2%
Referencias
https://community.silabs.com/068Vm00000x0yyHhttps://docs.silabs.com/rs9116-wiseconnect/latest/wifibt-wc-release-notes/rs9116-ble-release-notes#bug-fixeshttps://docs.silabs.com/sisdk-release-notes/latest/sisdk-wifi-release-notes/sisdk-wifible-ble-release-noteshttps://www.ndss-symposium.org/ndss-paper/blerp-ble-re-pairing-attacks-and-defenses/