medium
4.3
Advisory Published
CVE Published
Updated

CVE-2019-8834

First published: Tue Dec 10 2019(Updated: )

CFNetwork. A configuration issue was addressed with additional restrictions.

Credit: Rob Sayre @sayrer Rob Sayre @sayrer Rob Sayre @sayrer Rob Sayre @sayrer Rob Sayre @sayrer Rob Sayre @sayrer Rob Sayre @sayrer product-security@apple.com

Affected SoftwareAffected VersionHow to fix
tvOS<13.3
13.3
macOS Catalina<10.15.2
10.15.2
macOS Mojave
macOS High Sierra
Apple iOS, iPadOS, and watchOS<13.3
13.3
Apple iOS, iPadOS, and watchOS<13.3
13.3
Apple iOS, iPadOS, and watchOS<6.1.1
6.1.1
Apple iCloud<10.9
10.9
Apple iCloud<7.16
7.16
iTunes<12.10.3
12.10.3
iCloud for Windows<7.16
iCloud for Windows>=10.0<10.9
iTunes<12.10.3
Apple iOS, iPadOS, and watchOS<13.3
iStyle @cosme iPhone OS<13.3
Apple iOS and macOS<10.15.2
tvOS<13.3
Apple iOS, iPadOS, and watchOS<6.1.1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2019-8834.

  • What is the title of the vulnerability?

    The title of the vulnerability is CFNetwork. A configuration issue was addressed with additional restrictions.

  • What is affected by the vulnerability?

    The vulnerability affects Apple macOS Catalina up to version 10.15.2, Apple Mojave, and Apple High Sierra.

  • How can I fix the vulnerability?

    To fix the vulnerability, update your macOS to version 10.15.2 or later.

  • Where can I find more information about the vulnerability?

    You can find more information about the vulnerability in the Apple security advisory at this link: https://support.apple.com/en-us/HT210788

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