CVE-2025-24231 in macOS
Summary
by MITRE • 04/01/2025
The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.7.5, macOS Sequoia 15.4, macOS Sonoma 14.7.5. An app may be able to modify protected parts of the file system.
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Analysis
by VulDB Data Team • 04/01/2025
This vulnerability represents a significant security flaw in apple's macOS operating system that allows malicious applications to potentially modify protected file system components. The issue stems from insufficient validation mechanisms that should have prevented unauthorized access to critical system directories and files. The vulnerability affects multiple versions of macos including ventura 13.7.5, sequoia 15.4, and sonoma 14.7.5, indicating a widespread concern across the apple ecosystem. The core problem lies in the operating system's failure to properly enforce access controls that are fundamental to maintaining system integrity and preventing privilege escalation attacks. This weakness creates a pathway for applications to bypass normal security boundaries and manipulate protected system resources.
The technical implementation of this vulnerability involves inadequate input validation and access control enforcement within the file system layer of the operating system. Attackers could potentially exploit this flaw to gain unauthorized write access to system directories that should remain protected from modification by third-party applications. The fix implemented by apple addresses this through enhanced validation checks that properly verify application permissions before allowing file system modifications. This remediation aligns with security best practices outlined in the common weakness enumeration framework where such issues typically fall under cwe-284 access control weaknesses. The vulnerability demonstrates a failure in the principle of least privilege enforcement that is critical for operating system security and represents a potential vector for persistent threats to gain deeper system access.
The operational impact of this vulnerability extends beyond simple file system manipulation, potentially enabling attackers to compromise system integrity and stability. Applications that successfully exploit this flaw could modify critical system files, install malicious code, or alter security configurations that protect the system from other threats. This creates a significant risk for enterprise environments where macos devices may be targeted by sophisticated attack campaigns. The vulnerability could also facilitate privilege escalation attacks where initial access through a compromised application leads to broader system compromise. Organizations running affected versions of macos should consider this vulnerability as a high-priority concern given its potential to undermine the security model that macos relies upon for protecting user data and system resources.
Mitigation strategies should focus on immediate deployment of the patched versions mentioned in the advisory, specifically macos ventura 13.7.5, sequoia 15.4, and sonoma 14.7.5. System administrators should conduct comprehensive inventory checks to identify all affected devices and prioritize patching efforts accordingly. Additional defensive measures include implementing application whitelisting policies to restrict which applications can run on affected systems, monitoring for unusual file system modifications, and maintaining updated threat intelligence feeds that may indicate exploitation attempts. The fix addresses the underlying access control mechanisms and represents a strengthening of the operating system's security model. Organizations should also review their existing security policies to ensure they account for the enhanced protection levels provided by the updated versions, as this vulnerability highlights the importance of maintaining current security patches to prevent exploitation of known weaknesses.