CWE
20
Advisory Published
CVE Published
Updated

CVE-2018-4399: Input Validation

First published: Mon Sep 17 2018(Updated: )

Kernel. An access issue existed with privileged API calls. This issue was addressed with additional restrictions.

Credit: Fabiano Anemone @anoane Fabiano Anemone @anoane Fabiano Anemone @anoane Fabiano Anemone @anoane Fabiano Anemone @anoane product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iPhone OS<12.0
Apple Mac OS X<10.14
Apple tvOS<12
Apple watchOS<5.0
Apple watchOS<5
5
Apple macOS Mojave<10.14
10.14
Apple tvOS<12
12
Apple iOS<12
12
Apple macOS Mojave<10.14.1
10.14.1
Apple High Sierra
Apple Sierra

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Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2018-4399?

    CVE-2018-4399 is a vulnerability that allowed unauthorized access to privileged API calls.

  • How does CVE-2018-4399 affect Apple devices?

    CVE-2018-4399 affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, and watchOS 5.

  • What is the severity of CVE-2018-4399?

    CVE-2018-4399 has a severity level of medium, with a CVSS score of 5.5.

  • How can I fix CVE-2018-4399 on my Apple device?

    To fix CVE-2018-4399, you need to update your device to iOS 12, macOS Mojave 10.14, tvOS 12, or watchOS 5, depending on the affected device.

  • Where can I find more information about CVE-2018-4399?

    You can find more information about CVE-2018-4399 on the Apple Support website. Here are some references: [link1](https://support.apple.com/en-us/HT209193), [link2](https://support.apple.com/kb/HT209106), [link3](https://support.apple.com/kb/HT209107)

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