medium
6.5
CWE
732
Advisory Published
CVE Published
Updated

CVE-2023-42861

First published: Wed Oct 25 2023(Updated: )

A logic issue was addressed with improved state management. This issue is fixed in macOS Sonoma 14.1. An attacker with knowledge of a standard user's credentials can unlock another standard user's locked screen on the same Mac.

Credit: product-security@apple.com an anonymous researcher Concentrix凯 王 ConcentrixSteven Maser ConcentrixMatthew McLean ConcentrixBrandon Chesser ConcentrixCPU IT inc Concentrix ConcentrixAvalon IT Team ConcentrixJon Crain Concentrix凯 王 ConcentrixBrandon Chesser & CPU IT inc ConcentrixMatthew McLean ConcentrixSteven Maser Concentrix Concentrixthe Avalon IT Team Concentrix

Affected SoftwareAffected VersionHow to fix
Apple macOS>=14.0<14.1
Apple macOS Sonoma<14.1
14.1
Apple macOS Ventura<13.6.7
13.6.7

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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-2023-42861?

    CVE-2023-42861 is a logic issue in the Login Window of macOS Sonoma 14.1, which allows an attacker to unlock another user's locked screen on the same Mac.

  • How can an attacker exploit CVE-2023-42861?

    An attacker with knowledge of a standard user's credentials can unlock another standard user's locked screen on the same Mac.

  • What is the severity of CVE-2023-42861?

    The severity of CVE-2023-42861 is moderate.

  • How can I fix CVE-2023-42861?

    To fix CVE-2023-42861, update your macOS to Sonoma 14.1 or later.

  • Where can I find more information about CVE-2023-42861?

    For more information about CVE-2023-42861, you can refer to the following resources: [Apple Support](https://support.apple.com/en-us/HT213984), [Full Disclosure Mailing List](http://seclists.org/fulldisclosure/2023/Oct/24), [Apple Security Updates](https://support.apple.com/kb/HT213984).

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