medium
4.6
Advisory Published
CVE Published
Updated

CVE-2023-42855

First published: Wed Oct 25 2023(Updated: )

Automation. The issue was addressed with improved checks.

Credit: Sam Lakmaker product-security@apple.com an anonymous researcher Linus Henze Pinauten GmbHinooo Mickey Jin @patch1t Grzegorz Riegel Talal Haj Bakry Mysk IncTommy Mysk @mysk_co Mysk IncBistrit Dahal Mingxuan Yang @PPPF00L 360 Vulnerability Research Institutehappybabywu 360 Vulnerability Research InstituteGuang Gong 360 Vulnerability Research Institute 360 Vulnerability Research InstituteAdis Alic Yiğit Can YILMAZ @yilmazcanyigit Kirin @Pwnrin SecuRingWojciech Regula SecuRing Computer ScienceCristian Dinca Computer ScienceRomania CVE-2023-42946 Ting Ding James Mancz Omar Shibli Lorenzo Cavallaro Harry Lewandowski 이준성(Junsung Lee) Cross Republic이준성(Junsung Lee) Pedro Ribeiro @pedrib1337 Agile Information SecurityVitor Pedreira @0xvhp_ Agile Information SecurityKacper Kwapisz @KKKas_ Abhay Kailasia @abhay_kailasia Lakshmi Narain College Of Technology Bhopal IndiaJZ Csaba Fitzl @theevilbit Offensive SecurityMichael (Biscuit) Thomas - @social.lol @biscuit Peter Nguyễn Vũ Hoàng @peternguyen14 STAR Labs SG PteAdam M. Zhipeng Huo @R3dF09 Tencent Security Xuanwu LabNoah Roskin-Frazee Pr Tomi Tokics @tomitokics iTomsn0wCVE-2023-42823

Affected SoftwareAffected VersionHow to fix
iPadOS<17.1
iPhone OS<17.1
Apple iOS and iPadOS<17.1
17.1
Apple iOS, iPadOS, and macOS<17.1
17.1

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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 severity of CVE-2023-42855?

    CVE-2023-42855 is considered a moderate vulnerability that allows an attacker with physical access to potentially persist an Apple ID on an erased device.

  • How do I fix CVE-2023-42855?

    To fix CVE-2023-42855, update your device to iOS 17.1 or iPadOS 17.1.

  • Who is affected by CVE-2023-42855?

    CVE-2023-42855 affects users of Apple devices running iOS and iPadOS versions prior to 17.1.

  • What does CVE-2023-42855 exploit?

    CVE-2023-42855 exploits issues with state management in the Setup Assistant on Apple devices.

  • Is there a workaround for CVE-2023-42855?

    There is no known workaround for CVE-2023-42855 aside from upgrading to the latest software version.

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