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WS-2023-0259

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Date: July 19, 2023

In Bitwarden is it possible to bypass the forced re-authentication upon biometrics change. For this vulnerability to be exploited, The attacker has to have any valid Bitwarden account (including selfhosted) and physical access to the phone; The user has enabled biometrics unlock. The issue is fixed in 2023.5.0, where biometric integrity checks are expanded to the account level.

Language: C#

Severity Score

Severity Score

Weakness Type (CWE)

Authentication Issues

CWE-287

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): HIGH

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