What’s Vulnerable › Vulnerabilities

CVE-2018-4356

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-03 · updated 2026-06-17

Description

A permissions issue existed. This issue was addressed with improved permission validation. This issue affected versions prior to iOS 12.

Affected products

• Apple Iphone Os: before 12.0 — fixed in 12.0

How to fix

Upgrade to a fixed version: Apple Iphone Os 12.0. Check the vendor advisory for mitigations.

References

• https://support.apple.com/kb/HT209106
• https://support.apple.com/kb/HT209106

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