CVE-2026-19292: falha de alta gravidade em silabs.com WiseConnect
Bluetooth re-pairing with legitimate device can use lower security level
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21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
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
Produtos afetados
silabs.com · WiseConnectCVEs relacionadas — silabs.com WiseConnect
No mesmo produto, das mais perigosas para as 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%
Referências
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/