What’s Vulnerable › Vulnerabilities

CVE-2018-4433

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-27 · updated 2026-06-17

Description

A configuration issue was addressed with additional restrictions. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, watchOS 5, iOS 12, tvOS 12, macOS Mojave 10.14. A malicious application may be able to modify protected parts of the file system.

Affected products

• Apple Iphone Os: before 12.0 — fixed in 12.0
• macOS: before 10.14.4; before 10.14 — fixed in 10.14, 10.14.4
• Apple tvOS: before 12.0 — fixed in 12.0
• Apple watchOS: before 5.0 — fixed in 5.0

How to fix

Upgrade to a fixed version: Apple Iphone Os 12.0; macOS 10.14, 10.14.4; Apple tvOS 12.0; Apple watchOS 5.0. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT209106
• https://support.apple.com/en-us/HT209107
• https://support.apple.com/en-us/HT209108
• https://support.apple.com/en-us/HT209139
• https://support.apple.com/en-us/HT209600
• https://support.apple.com/en-us/HT209106
• https://support.apple.com/en-us/HT209107
• https://support.apple.com/en-us/HT209108
• https://support.apple.com/en-us/HT209139
• https://support.apple.com/en-us/HT209600

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