8.8
CWE
287
Advisory Published
CVE Published
Updated

CVE-2019-8634

First published: Mon May 13 2019(Updated: )

EFI. An authentication issue was addressed with improved state management.

Credit: Jenny Sprenger Maik Hoepfel product-security@apple.com

Affected SoftwareAffected VersionHow to fix
macOS Mojave<10.14.5
10.14.5
macOS High Sierra
macOS High Sierra
Apple iOS and macOS<10.12.6
Apple iOS and macOS<10.14.5
Apple iOS and macOS>=10.13<10.13.6
Apple iOS and macOS=10.12.6
Apple iOS and macOS=10.12.6-security_update_2017-001
Apple iOS and macOS=10.12.6-security_update_2018-001
Apple iOS and macOS=10.12.6-security_update_2018-002
Apple iOS and macOS=10.12.6-security_update_2018-003
Apple iOS and macOS=10.12.6-security_update_2018-004
Apple iOS and macOS=10.12.6-security_update_2018-005
Apple iOS and macOS=10.12.6-security_update_2018-006
Apple iOS and macOS=10.12.6-security_update_2019-001
Apple iOS and macOS=10.12.6-security_update_2019-002
Apple iOS and macOS=10.13.6
Apple iOS and macOS=10.13.6-security_update_2018-002
Apple iOS and macOS=10.13.6-security_update_2018-003
Apple iOS and macOS=10.13.6-security_update_2019-001
Apple iOS and macOS=10.13.6-security_update_2019-002

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2019-8634?

    CVE-2019-8634 is an authentication issue in macOS Mojave 10.14.5 and earlier, which allows a user to be unexpectedly logged into another user's account.

  • What is the severity of CVE-2019-8634?

    CVE-2019-8634 has a severity score of 8.8 (high).

  • Which versions of macOS Mojave are affected by CVE-2019-8634?

    CVE-2019-8634 affects macOS Mojave versions up to and excluding 10.14.5.

  • How can I fix the authentication issue in macOS Mojave?

    To fix the authentication issue in macOS Mojave, update to version 10.14.5 or later.

  • Where can I find more information about CVE-2019-8634?

    You can find more information about CVE-2019-8634 at the following references: [Link 1](https://support.apple.com/en-us/HT210119), [Link 2](https://support.apple.com/HT210119).

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