Advisory Published
CVE Published
Updated

CVE-2023-42935

First published: Wed Oct 25 2023(Updated: )

An authentication issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.6.4. A local attacker may be able to view the previous logged in user’s desktop from the fast user switching screen.

Credit: ASentientBot product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS>=13.0<13.6.4
Apple macOS>=14.0<14.1
Apple macOS<14.1
14.1
Apple macOS<13.6.4
13.6.4

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2023-42935?

    CVE-2023-42935 is considered a moderate severity vulnerability due to potential unauthorized access to user sessions.

  • How do I fix CVE-2023-42935?

    To fix CVE-2023-42935, upgrade to macOS Ventura 13.6.4 or macOS Sonoma 14.1.

  • Who is affected by CVE-2023-42935?

    Users of macOS versions prior to 13.6.4 and between 14.0 and 14.1 are affected by CVE-2023-42935.

  • What type of attack does CVE-2023-42935 involve?

    CVE-2023-42935 involves a local attack allowing visibility of the previous user's desktop during fast user switching.

  • When was CVE-2023-42935 fixed?

    CVE-2023-42935 was fixed in macOS Ventura 13.6.4 and macOS Sonoma 14.1.

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