CVE-2020-3891 Information

Description

A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4 watchOS 6.2. A person with physical access to a locked iOS device may be able to respond to messages even when replies are disabled.

CVSS Vector

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

Reference

https://support.apple.com/HT211102 https://support.apple.com/HT211103

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

NONE

Base Severity

2.4