CVE-2018-4428

HIGH

7.1

CVSS Score

Published: October 27, 2020 at 07:19 PM UTC

Updated: June 17, 2026 at 01:58 AM UTC

1 product affected across 1 vendoriPhone OS

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Severity

HIGH7.1

Exploit prediction

EPSS 0.3%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iPhone OS · Apple

95%

v < 12.1v < 12.1.1

Affected range stops below 12.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.1.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://support.apple.com/en-us/HT209340

References (1)

x_refsource_MISCVendor Advisory

Source: [email protected]

https://support.apple.com/en-us/HT209340

CVSS

7.1HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

NVD-CWE-noinfo

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