CVE-2018-4428

HIGH

iPhone OS < 12.1.1 - Unauthenticated Lock Screen Bypass via Share Function

Title source: llm
STIX 2.1

Description

A lock screen issue allowed access to the share function on a locked device. This issue was addressed by restricting options offered on a locked device. This issue is fixed in iOS 12.1.1. A local attacker may be able to share items from the lock screen.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT209340

Scores

CVSS v3 7.1
EPSS 0.0027
EPSS Percentile 19.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Details

Status published
Products (1)
apple/iphone_os < 12.1.1
Published Oct 27, 2020
Tracked Since Feb 18, 2026