high
7
CWE
362
Advisory Published
CVE Published
Updated

CVE-2020-9839: Race Condition

First published: Mon May 18 2020(Updated: )

A race condition was addressed with improved state handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. An application may be able to gain elevated privileges.

Credit: @jinmo123 @setuid0x0_ @insu_yun_en Trend Micro @jinmo123 @setuid0x0_ @insu_yun_en Trend Micro @jinmo123 @setuid0x0_ @insu_yun_en Trend Micro @jinmo123 @setuid0x0_ @insu_yun_en Trend Micro product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple tvOS<13.4.5
13.4.5
Apple watchOS<6.2.5
6.2.5
Apple iOS<13.5
13.5
Apple iPadOS<13.5
13.5
Apple iPadOS<13.5
Apple iPhone OS<13.5
Apple Mac OS X<10.15.5
Apple tvOS<13.4.5
Apple watchOS<6.2.5
Apple macOS Catalina<10.15.5
10.15.5
Apple Mojave
Apple High Sierra

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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 CVE-2020-9839?

    CVE-2020-9839 is a vulnerability in System Preferences that was addressed with improved state handling.

  • What is the severity of CVE-2020-9839?

    The severity of CVE-2020-9839 is not specified.

  • Which software versions are affected by CVE-2020-9839?

    watchOS 6.2.5, macOS Catalina 10.15.5, Mojave, High Sierra, iOS 13.5, iPadOS 13.5, and tvOS 13.4.5 are affected by CVE-2020-9839.

  • How can I fix CVE-2020-9839?

    To fix CVE-2020-9839, update to the recommended versions provided by Apple.

  • Where can I find more information about CVE-2020-9839?

    You can find more information about CVE-2020-9839 on the following Apple support pages: [link1](https://support.apple.com/en-us/HT211175), [link2](https://support.apple.com/en-us/HT211170), [link3](https://support.apple.com/en-us/HT211168).

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