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Fencer Intel
high 7.1

CVE-2018-4428 json

A lock screen issue allowed access to the share function on a locked device.

published 6y ago modified 4mo ago also EUVD-2018-16214

cvss
7.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 19%
public exploits
0
none known

Summary

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.

Patch / fix

  • Apple iOS 12.1

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Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 3.6 AV:L/AC:L/Au:N/C:P/I:P/A:N

Affected products

  • Apple iOS

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.