Descripción
Improper handling of OTP/TOTP/HOTP values in NetKnights GmbH privacyIDEA Authenticator v.4.3.0 on Android allows local attackers with root access to bypass two factor authentication. By hooking into app crypto routines and intercepting decryption paths, attacker can recover plaintext secrets, enabling generation valid one-time passwords, bypassing authentication for enrolled accounts.
https://github.com/ReversecLabs/android-keystore-audit/blob/master/frida-scripts/tracer-cipher.js
https://svarthatt.se/cve/cve-2025-61482-pulling-otp-secrets-from-privacyidea-authenticator/