CVE-2021-1755

LOW

macOS < 11.0.1 - 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 macOS Big Sur 11.0.1. A person with physical access to an iOS device may be able to access contacts from the lock screen.

References (1)

Core 1

Core References

Release Notes, Vendor Advisory x_refsource_misc

https://support.apple.com/en-us/HT211931

Scores

CVSS v3 2.4

EPSS 0.0027

EPSS Percentile 19.2%

Attack Vector PHYSICAL

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

Details

CWE

CWE-862

Status published

Products (1)

apple/macos < 11.0.1

Published Apr 02, 2021

Tracked Since Feb 18, 2026