CVE-2021-1756

LOW

iPadOS < 14.4 - Unauthenticated Lock Screen Bypass to Contacts

Title source: llm

Description

A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker with physical access to a device may be able to see private contact information.

References (1)

Core 1

Core References

Release Notes, Vendor Advisory x_refsource_misc

https://support.apple.com/en-us/HT212146

Scores

CVSS v3 2.4

EPSS 0.0032

EPSS Percentile 24.6%

Attack Vector PHYSICAL

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

Details

Status published

Products (2)

apple/ipados < 14.4

apple/iphone_os < 14.4

Published Apr 02, 2021

Tracked Since Feb 18, 2026