CVE-2024-9062 in Applications
Summary
by MITRE • 06/11/2025
The Archify application contains a local privilege escalation vulnerability due to insufficient client validation in its privileged helper tool, com.oct4pie.archifyhelper, which is exposed via XPC. Archify follows the "factored applications" model, delegating privileged operations—such as arbitrary file deletion and file permission changes—to this helper running as root. However, the helper does not verify the code signature, entitlements, or signing flags of the connecting client. Although macOS provides secure validation mechanisms like auditToken, these are not implemented. As a result, any local process can establish a connection to the helper and invoke privileged functionality, leading to unauthorized execution of actions with root-level privileges.
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Analysis
by VulDB Data Team • 06/11/2025
The vulnerability described in CVE-2024-9062 represents a critical local privilege escalation flaw within the Archify application ecosystem on macOS platforms. This security weakness stems from the application's implementation of a privileged helper tool named com.oct4pie.archifyhelper which operates under the XPC (Cross-Process Communication) framework to handle sensitive administrative tasks. The application follows a factored architecture model where routine operations are delegated to a separate helper process running with root privileges, enabling it to perform arbitrary file deletions and modify file permissions. This design pattern is common in macOS applications requiring elevated privileges but creates a significant attack surface when proper validation mechanisms are absent.
The core technical flaw lies in the complete absence of client validation within the privileged helper tool's communication protocol. Specifically, the com.oct4pie.archifyhelper helper tool fails to implement essential security checks that should validate the authenticity and authorization of connecting processes. The vulnerability occurs because the helper tool does not verify the code signature, entitlements, or signing flags of any client attempting to establish a connection through XPC. This omission allows any local process to connect to the helper regardless of its authorization level or security context. The absence of these validation mechanisms creates a direct pathway for malicious local processes to escalate their privileges and execute arbitrary operations with root-level permissions.
The operational impact of this vulnerability extends beyond simple privilege escalation to encompass potential system compromise and data integrity violations. Any local attacker with access to the system can exploit this flaw to perform unauthorized file operations, modify critical system files, or establish persistent access through privilege escalation. The implications are particularly severe because the helper tool can perform arbitrary file deletion and permission changes, providing attackers with substantial control over the affected system. This vulnerability effectively neutralizes the security boundary that should exist between regular user processes and privileged system operations, undermining the fundamental security model of macOS applications.
The security implications align with CWE-284 (Improper Access Control) and represent a failure to implement proper authorization mechanisms as defined by security best practices. According to ATT&CK framework, this vulnerability maps to T1068 (Local Privilege Escalation) and T1548.001 (Abuse Elevation Control Mechanism), demonstrating how insufficient validation can lead to unauthorized privilege elevation. The vulnerability also violates macOS security principles that mandate proper code signing verification and entitlement validation for privileged helper tools. The absence of auditToken validation mechanisms, which macOS provides for secure process authentication, creates a critical gap in the application's security posture. Organizations should note that this vulnerability affects not just individual systems but potentially entire fleets of macOS devices running affected versions of the Archify application.
Mitigation strategies should focus on immediate code-level fixes including implementation of proper client authentication mechanisms, code signature verification, and entitlement validation within the helper tool. The application should be updated to utilize macOS-provided security frameworks such as auditToken to verify connecting processes and implement proper access control lists. System administrators should monitor for unauthorized installations of the Archify application and ensure that only trusted versions are deployed. Additionally, users should be educated about the risks of running applications with elevated privileges and the importance of keeping software updated. The vulnerability highlights the necessity of following secure coding practices for privileged helper tools and demonstrates how simple validation omissions can lead to severe security consequences across the entire system.