critical
9.6
CWE
20 416
Advisory Published
CVE Published
Updated

CVE-2024-40867: Input Validation

First published: Mon Oct 28 2024(Updated: )

A custom URL scheme handling issue was addressed with improved input validation. This issue is fixed in iOS 18.1 and iPadOS 18.1. A remote attacker may be able to break out of Web Content sandbox.

Credit: product-security@apple.com Jex Amro Ye Zhang @VAR10CK Baidu Securityan anonymous researcher Ziyi Zhou Jiao Tong University) @Shanghai Tianxiao Hou Jiao Tong University) @Shanghai Mateusz Krzywicki @krzywix Ben Roeder Hichem Maloufi Christian Mina Ismail Amzdak Nimrat Khalsa Davis Dai James Gill @infosec.exchange) @jjtech an anonymous researcher Dawn Security Lab of JDYinyi Wu @_3ndy1 Dawn Security Lab of JDNarendra Bhati Cyber Security at Suma Soft PvtManager Cyber Security at Suma Soft PvtPune (India) Lucas Di Tomase Michael DePlante @izobashi Trend Micro Zero Day InitiativeBing Shi Alibaba GroupWenchao Li Alibaba GroupXiaolong Bai Alibaba Group Indiana University BloomingtonLuyi Xing Indiana University BloomingtonKirin @Pwnrin Bistrit Dahal Kenneth Chew Rodolphe Brunetti @eisw0lf Abhay Kailasia @abhay_kailasia Lakshmi Narain College of Technology Bhopal IndiaSrijan Poudel 7feilee Cristian Dinca (icmd.tech) Rizki Maulana (rmrizki.my.id) Dalibor Milanovic Richard Hyunho Im with Route Zero Security @richeeta Braylon @softwarescool Wojciech Regula SecuRingQ1IQ @q1iqF P1umer @p1umer Hossein Lotfi @hosselot Trend Micro Zero Day InitiativeWang Yu CyberservalJunsung Lee Trend Micro Zero Day Initiativepattern-f @pattern_F_ Loadshine LabHikerell Loadshine LabIvan Fratric Google Project ZeroK宝 @Pwnrin Matthew Butler Jake Derouin

Affected SoftwareAffected VersionHow to fix
Apple iOS, iPadOS, and watchOS<18.1
18.1
Apple iOS, iPadOS, and watchOS<18.1
18.1
Apple iOS, iPadOS, and watchOS<18.1
iStyle @cosme iPhone OS<18.1

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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-2024-40867?

    CVE-2024-40867 is considered a significant vulnerability due to its potential to allow remote attackers to escape the Web Content sandbox.

  • How do I fix CVE-2024-40867?

    To mitigate CVE-2024-40867, update your device to iOS 18.1 or iPadOS 18.1, which address the vulnerability through improved input validation.

  • Which devices are affected by CVE-2024-40867?

    CVE-2024-40867 affects devices running iOS versions prior to 18.1 and iPadOS versions prior to 18.1.

  • Can CVE-2024-40867 be exploited remotely?

    Yes, a remote attacker may exploit CVE-2024-40867 to break out of the Web Content sandbox if no updates are applied.

  • What type of issue is CVE-2024-40867?

    CVE-2024-40867 is a custom URL scheme handling issue that was addressed with improved authentication measures.

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