CVE-2024-40856: Input Validation

Published Sep 16, 2024
·
Updated

Accessibility. This issue was addressed by restricting options offered on a locked device.

Other sources

Accessibility. This issue was addressed through improved state management.

— Apple

Accessibility. This issue was addressed with improved data protection.

— Apple

Accounts. A permissions issue was addressed with additional restrictions.

— Apple

Accounts. The issue was addressed with improved checks.

— Apple

Accounts. The issue was addressed with improved permissions logic.

— Apple

Credit

Kirin@@Pwnrin, Rodolphe Brunetti@@eisw0lf, CVE-2023-4504, Csaba Fitzl@@theevilbit(Kandji), an anonymous researcher, @@08Tc3wBB(Jamf), Denis Tokarev@@illusionofcha0s, Yiğit Can YILMAZ@@yilmazcanyigit, Mickey Jin@@patch1t, Junsung Lee, dw0r(ZeroPointer Lab working with Trend Micro Zero Day Initiative), Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Antonio Zekić, Andrew Lytvynov, Alexander Heinrich, SEEMOO, DistriNet, KU Leuven@@vanhoefm, TU Darmstadt@@Sn0wfreeze, Mathy Vanhoef, Jeff Johnson (underpassapp.com), OSS-Fuzz(Google Project Zero), Ned Williamson(Google Project Zero), Rodolphe BRUNETTI@@eisw0lf, Kirin@@Pwnrin(Fudan University), LFY@@secsys(Fudan University), Olivier Levon, CVE-2023-5841, Meng Zhang (鲸落)(NorthSea), ajajfxhj, Brian McNulty(Computer Science), Cristian Dinca(Computer Science), Romania, Vaibhav Prajapati, CVE-2024-39894, Wojciech Regula(SecuRing), Rifa'i Rejal Maynando, Narendra Bhati(Cyber Security at Suma Soft Pvt), Manager(Cyber Security at Suma Soft Pvt), Pune (India), Zhongquan Li@@Guluisacat, Yiğit Can YILMAZ@@yilmazcanyigit(SecuRing), Kirin@@Pwnrin(NorthSea), 냥냥, Halle Winkler, Politepix@@hallewinkler, Vivek Dhar, working as Assistant Sub-Inspector (RM) in Border Security Force (Frontier Headquarter BSF Kashmir), Pedro José Pereira Vieito@@pvieito, luckyu@@uuulucky(NorthSea), Om Kothawade(the UNTHSC College of Pharmacy), Omar A. Alanis(the UNTHSC College of Pharmacy), Bistrit Dahal, Matej Moravec@@MacejkoMoravec, K宝, LFY@@secsys, Smi1e, yulige, Cristian Dinca (icmd.tech), Arsenii Kostromin (0x3c3e), Ron Masas(BreakPoint), Jonathan Bar Or@@yo_yo_yo_jbo(Microsoft), Bohdan Stasiuk@@Bohdan_Stasiuk, CVE-2024-41957, Narendra Bhati(Cyber Security At Suma Soft Pvt), Manager(Cyber Security At Suma Soft Pvt), Tashita Software Security, Ron Masas, Hafiizh(HakTrak), YoKo Kho@@yokoacc(HakTrak), Tim Michaud@@TimGMichaud(Moveworks), Antonio Zekic@@antoniozekic, ant4g0nist, Charly Suchanek, CVE-2024-44134, Preet Dsouza (Fleming College, Computer Security & Investigations Program), Domien Schepers, Tim Clem, Gergely Kalman@@gergely_kalman, Koh M. Nakagawa@@tsunek0h, Pedro Tôrres@@t0rr3sp3dr0, CVE-2024-44130, Pwn2car(Trend Micro Zero Day Initiative), Claudio Bozzato(Cisco Talos), Francesco Benvenuto(Cisco Talos), Holger Fuhrmannek, Anton Boegler, Snoolie Keffaber@@0xilis, CVE-2024-44129, Joshua Keller, Lukas, Kenneth Chew, Anamika Adhikari, Om Kothawade(Zaprico Digital), Chi Yuan Chang(ZUSO ART), taikosoup, Srijan Poudel, Justin Cohen, Daniele Antonioli, Tuan D. Hoang, Chloe Surett, Jake Derouin (jakederouin.com), Abhay Kailasia@@abhay_kailasia(Lakshmi Narain College of Technology Bhopal India)

Affected Software

7 affected componentsFixes available
tvOS<18
18
macOS<15
15
Apple iOS and iPadOS<18
18
Apple iOS, iPadOS, and macOS<18
18
Apple iOS, iPadOS, and macOS<18.0
iPhone OS<18.0
macOS<15.0

Event History

Sep 16, 2024
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
CVE Published
via MITRE·11:22 PM
Data Sourced
via MITRE·11:22 PM
DescriptionWeakness
Sep 17, 2024
Data Sourced
via NVD·12:15 AM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2024-40856?

The severity of CVE-2024-40856 is critical as it involves an integrity issue that can impact network security.

2

How do I fix CVE-2024-40856?

To fix CVE-2024-40856, update your device to iOS 18, iPadOS 18, tvOS 18, or macOS Sequoia 15.

3

What platforms are affected by CVE-2024-40856?

CVE-2024-40856 affects Apple iPadOS, iPhone OS, and macOS versions prior to their respective latest releases.

4

What is the risk if CVE-2024-40856 is not addressed?

If CVE-2024-40856 is not addressed, an attacker may exploit this vulnerability to disconnect devices from secure networks.

5

Has CVE-2024-40856 been publicly disclosed?

Yes, CVE-2024-40856 has been publicly documented and addressed through recent software updates.

Company

Resources

Contact

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