high
7.8
CWE
119
Advisory Published
CVE Published
Updated

CVE-2023-40423: Buffer Overflow

First published: Wed Oct 25 2023(Updated: )

Automation. The issue was addressed with improved checks.

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

Affected SoftwareAffected VersionHow to fix
Apple macOS<14.1
14.1
macOS<12.7.1
12.7.1
macOS Ventura<13.6.1
13.6.1
Apple iOS and iPadOS<17.1
17.1
Apple iOS, iPadOS, and macOS<17.1
17.1
Apple iOS and iPadOS<16.7.2
16.7.2
Apple iOS, iPadOS, and macOS<16.7.2
16.7.2
Apple iOS, iPadOS, and macOS<16.7.2
Apple iOS, iPadOS, and macOS>=17.0<17.1
iPhone OS<16.7.2
iPhone OS>=17.0<17.1
macOS>=12.0.0<12.7.1
macOS>=13.0<13.6.1
macOS>=14.0<14.1

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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 vulnerability ID?

    The vulnerability ID is CVE-2023-40423.

  • What is the title of the vulnerability?

    The title of the vulnerability is IOTextEncryptionFamily.

  • What is the fix for the vulnerability?

    The vulnerability is fixed in iOS 17.1 and iPadOS 17.1, macOS Monterey 12.7.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Ventura 13.6.1, macOS Sonoma 14.1.

  • How can an app exploit this vulnerability?

    An app may be able to execute arbitrary code with kernel privileges.

  • Where can I find more information about this vulnerability?

    You can find more information about this vulnerability on the Apple support website: [https://support.apple.com/en-us/HT213981](https://support.apple.com/en-us/HT213981), [https://support.apple.com/en-us/HT213984](https://support.apple.com/en-us/HT213984), [https://support.apple.com/en-us/HT213985](https://support.apple.com/en-us/HT213985).

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