medium
5.5
CWE
732
Advisory Published
Updated

CVE-2021-30892

First published: Tue Aug 24 2021(Updated: )

An inherited permissions issue was addressed with additional restrictions. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to modify protected parts of the file system.

Credit: Jonathan Bar Or MicrosoftJonathan Bar Or Microsoft cve@mitre.org Jonathan Bar Or Microsoft

Affected SoftwareAffected VersionHow to fix
Apple macOS Big Sur<11.6.1
11.6.1
Apple macOS Monterey<12.0.1
12.0.1
Apple Catalina
Apple Mac OS X<10.15.7
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7-security_update_2020-001
Apple Mac OS X=10.15.7-security_update_2021-001
Apple Mac OS X=10.15.7-security_update_2021-002
Apple Mac OS X=10.15.7-security_update_2021-003
Apple Mac OS X=10.15.7-security_update_2021-004
Apple Mac OS X=10.15.7-security_update_2021-005
Apple Mac OS X=10.15.7-security_update_2021-006
Apple Mac OS X=10.15.7-supplemental_update
Apple macOS>=11.0<11.6.1
Apple macOS=12.0

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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-2021-30892?

    CVE-2021-30892 is a vulnerability in zsh that allows for an inherited permissions issue.

  • What software is affected by CVE-2021-30892?

    CVE-2021-30892 affects Apple Catalina, Apple macOS Big Sur (up to version 11.6.1), and Apple macOS Monterey (up to version 12.0.1).

  • How was CVE-2021-30892 addressed?

    CVE-2021-30892 was addressed by adding additional restrictions to resolve the inherited permissions issue.

  • Where can I find more information about CVE-2021-30892?

    You can find more information about CVE-2021-30892 on the following Apple support pages: [link](https://support.apple.com/en-us/HT212871), [link](https://support.apple.com/en-us/HT212872), [link](https://support.apple.com/en-us/HT212869).

  • How do I fix CVE-2021-30892?

    To fix CVE-2021-30892, update your Apple software to the latest available version, such as macOS Big Sur version 11.6.1 or macOS Monterey version 12.0.1.

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