CVE-2021-41094 Information

Description

Wire is an open source secure messenger. Users of Wire by Bund may bypass the mandatory encryption at rest feature by simply disabling their device passcode. Upon launching the app will attempt to enable encryption at rest by generating encryption keys via the Secure Enclave however it will fail silently if no device passcode is set. The user has no indication that encryption at rest is not active since the feature is hidden to them. This issue has been resolved in version 3.70

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://github.com/wireapp/wire-ios/commit/5ba3eb180efc3fc795d095f9c84ae7f109b84746 https://github.com/wireapp/wire-ios/security/advisories/GHSA-h4m7-pr8h-j7rf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

4.6