CVE-2024-44219: macOS Sequoia Privilege Escalation Flaw

CVE-2024-44219 Overview

CVE-2024-44219 is a permissions vulnerability affecting macOS Sequoia that allows a malicious application with root privileges to access private information. The vulnerability stems from improper access control mechanisms (CWE-284) that fail to adequately restrict access to sensitive data when elevated privileges are present.

Critical Impact

A malicious application with root privileges can bypass permission restrictions to access private user information on affected macOS Sequoia systems.

Affected Products

• macOS Sequoia versions prior to 15.1

Discovery Timeline

• 2026-04-02 - CVE-2024-44219 published to NVD
• 2026-04-02 - Last updated in NVD database

Technical Details for CVE-2024-44219

Vulnerability Analysis

This vulnerability represents an improper access control flaw within macOS Sequoia's permission handling subsystem. The core issue lies in insufficient restrictions applied to privileged processes, allowing applications operating with root-level permissions to circumvent intended data protection boundaries. When a malicious application obtains root privileges through legitimate or illegitimate means, it can leverage this flaw to access confidential user data that should otherwise remain protected regardless of privilege level.

The vulnerability highlights a defense-in-depth failure where the principle of least privilege is not adequately enforced at the system level. Even with root access, certain private information categories should remain isolated through additional access control mechanisms—a safeguard that was missing in affected versions.

Root Cause

The root cause is categorized as CWE-284 (Improper Access Control), indicating that the affected macOS components did not implement adequate permission verification checks. The system failed to apply additional restrictions beyond standard privilege verification, allowing processes with elevated privileges to access data that requires more granular authorization beyond simply having root access.

This design weakness suggests that the affected permission handling code path trusted root-privileged processes implicitly without performing secondary authorization checks that would normally protect sensitive private information stores.

Attack Vector

The attack requires an adversary to first obtain root privileges on the target macOS system, which could be achieved through various means including privilege escalation exploits, social engineering, or compromising administrative credentials. Once root access is established, the attacker can deploy a malicious application designed to exploit this permissions flaw.

The malicious application can then access private information that macOS normally protects through additional permission layers. While the network-based attack vector classification indicates remote exploitation potential, the practical exploitation requires local execution with elevated privileges on the target system.

Detection Methods for CVE-2024-44219

Indicators of Compromise

• Unusual process activity from applications running with root privileges attempting to access protected user data stores
• Anomalous file access patterns targeting directories containing private user information
• Unexpected permission elevation followed by access to sensitive system areas

Detection Strategies

• Monitor for root-privileged processes accessing protected data directories that typically require additional authorization
• Implement endpoint detection rules to flag applications exhibiting permission boundary violations
• Review system logs for unauthorized access attempts to private information stores

Monitoring Recommendations

• Enable enhanced auditing for file system access to sensitive user data locations
• Deploy SentinelOne Singularity agents to detect anomalous privilege usage patterns
• Configure alerts for new or modified applications requesting root privileges combined with private data access

How to Mitigate CVE-2024-44219

Immediate Actions Required

• Update macOS Sequoia to version 15.1 or later immediately
• Audit systems for any indicators of compromise prior to patching
• Review applications currently running with root privileges and validate their legitimacy
• Restrict root access to only essential personnel and processes

Patch Information

Apple has addressed this vulnerability in macOS Sequoia 15.1. Organizations should apply this update as soon as possible to remediate the permissions issue. Detailed patch information is available in the Apple Support Article.

Workarounds

• Limit the number of applications granted root privileges to reduce attack surface
• Implement strict application allowlisting to prevent unauthorized applications from executing with elevated privileges
• Employ network segmentation to limit lateral movement should a system be compromised
• Utilize SentinelOne's behavioral AI engine to detect and block suspicious privilege escalation attempts

# Verify macOS version to confirm patch status
sw_vers -productVersion
# Expected output should show 15.1 or later for patched systems