CVE-2024-23204: Apple iPadOS Auth Bypass Vulnerability

CVE-2024-23204 Overview

CVE-2024-23204 is a permission bypass vulnerability affecting Apple's Shortcuts application across multiple platforms including macOS, iOS, iPadOS, and watchOS. The vulnerability allows shortcuts to access and use sensitive data with certain actions without prompting the user for consent, effectively bypassing the privacy controls designed to protect user data.

This vulnerability stems from insufficient permission checks within the Shortcuts application framework. Shortcuts is a powerful automation tool that allows users to create custom workflows combining multiple actions across apps and system functions. When properly secured, Shortcuts should always request explicit user permission before accessing sensitive data such as photos, contacts, location data, or files. However, this flaw allows malicious shortcuts to circumvent these privacy safeguards.

Critical Impact

Malicious shortcuts can silently access sensitive user data without consent, potentially exposing personal information including photos, contacts, and other private data across Apple devices.

Affected Products

• Apple macOS (versions prior to Sonoma 14.3)
• Apple iOS and iPadOS (versions prior to 17.3)
• Apple watchOS (versions prior to 10.3)

Discovery Timeline

• January 23, 2024 - CVE-2024-23204 published to NVD
• November 4, 2025 - Last updated in NVD database

Technical Details for CVE-2024-23204

Vulnerability Analysis

The vulnerability exists in the permission validation mechanism within Apple's Shortcuts framework. When a shortcut attempts to perform actions that require access to sensitive data, the system should present a permission dialog to the user requesting explicit authorization. However, due to inadequate permission checks in the affected versions, certain action types can be executed without triggering these prompts.

This represents a significant privacy concern as Shortcuts has deep system integration and can access various sensitive data stores including the photo library, contacts database, calendar events, location services, and file system. An attacker who distributes a malicious shortcut could potentially exfiltrate this data without the user's knowledge.

The network-accessible attack vector indicates that malicious shortcuts could be distributed through various channels including websites, messaging apps, or social engineering campaigns where users are tricked into installing and running untrusted shortcuts.

Root Cause

The root cause of CVE-2024-23204 lies in missing or inadequate permission validation logic within the Shortcuts application. Apple's security model relies on a permission consent framework where sensitive operations require user approval. The affected code paths failed to properly invoke these permission checks for certain action combinations, allowing data access to occur silently.

Apple addressed this vulnerability by implementing additional permission checks to ensure that all sensitive data access operations properly trigger user consent dialogs, regardless of the action context or execution flow.

Attack Vector

The attack scenario involves the distribution of a crafted shortcut that exploits the permission bypass:

1. An attacker creates a malicious shortcut that includes actions designed to access sensitive data
2. The shortcut is distributed to victims through sharing links, websites, or social engineering
3. When the victim adds and runs the shortcut, it silently accesses sensitive data without permission prompts
4. The accessed data can be exfiltrated to attacker-controlled infrastructure

The vulnerability is particularly concerning because Shortcuts are commonly shared among users as productivity tools, and users may not scrutinize the actions within complex shortcuts before running them.

Since no verified exploit code examples are available for this vulnerability, organizations should refer to the Apple Support Articles and Full Disclosure postings for additional technical details on the vulnerability mechanism.

Detection Methods for CVE-2024-23204

Indicators of Compromise

• Unusual shortcut executions that access sensitive data stores without corresponding permission prompts
• Shortcuts containing actions that access photos, contacts, files, or location data in unexpected combinations
• Network traffic originating from Shortcuts to unknown external destinations
• Recently installed shortcuts from untrusted sources or sharing links

Detection Strategies

• Monitor for shortcuts that perform data access operations without corresponding user consent events in system logs
• Implement Mobile Device Management (MDM) policies to restrict shortcut installation from untrusted sources
• Review installed shortcuts on managed devices for suspicious action patterns
• Audit system logs for Shortcuts activity accessing sensitive data categories

Monitoring Recommendations

• Enable detailed logging for Shortcuts application activity on enterprise-managed Apple devices
• Implement endpoint detection solutions capable of monitoring iOS and macOS shortcut behaviors
• Configure alerts for shortcuts that access multiple sensitive data categories in single executions
• Regularly audit the shortcuts library on corporate devices for unauthorized or suspicious automation workflows

How to Mitigate CVE-2024-23204

Immediate Actions Required

• Update all Apple devices to the patched versions: macOS Sonoma 14.3, iOS/iPadOS 17.3, and watchOS 10.3
• Review and remove any untrusted shortcuts from devices
• Educate users about the risks of installing shortcuts from unknown sources
• Implement MDM policies to control shortcut installation on corporate devices

Patch Information

Apple has released security updates addressing this vulnerability across all affected platforms. The fixes are included in:

• macOS Sonoma 14.3 - See Apple Support Article HT214061
• iOS 17.3 and iPadOS 17.3 - See Apple Support Article HT214059
• watchOS 10.3 - See Apple Support Article HT214060

Organizations should prioritize deployment of these updates to all managed Apple devices.

Workarounds

• Restrict Shortcuts application usage through MDM configuration profiles until patches can be deployed
• Disable the ability to add untrusted shortcuts by configuring device restrictions
• Remove existing untrusted shortcuts from devices pending security updates
• Limit Shortcuts' access to sensitive data categories through privacy settings where possible

# MDM Configuration Profile Example - Restrict Shortcuts
# Deploy via Apple Configurator or MDM solution
# Payload type: com.apple.applicationaccess
# Key: allowShortcuts = false (to fully disable)
# Or implement allowlist of approved shortcuts through managed app configuration