Description
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 of valid one-time passwords, and bypassing authentication for enrolled accounts.
Metrics
CVSS 3.1 7.2/10
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:NWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Oct 27, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Deferred