EUVD-2025-3640

Comprehensive Technical Analysis of EUVD-2025-3640

1. Vulnerability Assessment and Severity Evaluation

The vulnerability described in EUVD-2025-3640 allows an application to modify protected parts of the file system on macOS. This issue has been addressed with improved checks in macOS Ventura 13.7.3, macOS Sequoia 15.3, and macOS Sonoma 14.7.3. The CVSS (Common Vulnerability Scoring System) base score of 9.8 indicates a critical severity level. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H breaks down as follows:

• AV:N (Attack Vector: Network): The vulnerability can be exploited remotely over the network.
• AC:L (Attack Complexity: Low): The attack requires low complexity to exploit.
• PR:N (Privileges Required: None): No privileges are required to exploit the vulnerability.
• UI:N (User Interaction: None): No user interaction is required for the attack to succeed.
• S:U (Scope: Unchanged): The vulnerability does not change the security scope.
• C:H (Confidentiality: High): The vulnerability has a high impact on confidentiality.
• I:H (Integrity: High): The vulnerability has a high impact on integrity.
• A:H (Availability: High): The vulnerability has a high impact on availability.

2. Potential Attack Vectors and Exploitation Methods

Given the CVSS vector, potential attack vectors include:

• Remote Exploitation: An attacker could exploit this vulnerability over the network without requiring any user interaction.
• Malicious Applications: An attacker could develop a malicious application that, when installed, exploits the vulnerability to modify protected parts of the file system.
• Phishing Attacks: An attacker could use phishing techniques to trick users into installing malicious applications that exploit this vulnerability.

Exploitation methods could involve:

• Code Injection: Injecting malicious code into the file system to gain unauthorized access or control.
• Data Manipulation: Modifying critical system files to disrupt system operations or steal sensitive information.
• Persistence Mechanisms: Establishing persistence by modifying system files to ensure the malicious application runs on startup.

3. Affected Systems and Software Versions

The vulnerability affects the following macOS versions:

• macOS Ventura versions prior to 13.7.3
• macOS Sequoia versions prior to 15.3
• macOS Sonoma versions prior to 14.7.3

Users running these versions are at risk and should update their systems to the patched versions as soon as possible.

4. Recommended Mitigation Strategies

To mitigate the risk associated with this vulnerability, the following strategies are recommended:

• Update Systems: Immediately update to the patched versions of macOS (Ventura 13.7.3, Sequoia 15.3, Sonoma 14.7.3).
• Network Security: Implement robust network security measures to detect and prevent unauthorized access.
• User Education: Educate users about the risks of installing applications from untrusted sources and the importance of keeping their systems updated.
• Application Whitelisting: Use application whitelisting to prevent the execution of unauthorized applications.
• Regular Audits: Conduct regular security audits to identify and address vulnerabilities in the system.

5. Impact on European Cybersecurity Landscape

The critical nature of this vulnerability poses a significant risk to the European cybersecurity landscape. Organizations and individuals using affected macOS versions are at risk of data breaches, system compromises, and other cyber threats. The widespread use of macOS in both personal and professional settings amplifies the potential impact. European cybersecurity agencies should prioritize awareness campaigns and ensure that critical infrastructure and sensitive data are protected against this vulnerability.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Detection: Implement intrusion detection systems (IDS) and intrusion prevention systems (IPS) to monitor for suspicious activities that may indicate an exploitation attempt.
• Logging and Monitoring: Ensure comprehensive logging and monitoring of system activities to detect any unauthorized modifications to the file system.
• Incident Response: Develop and maintain an incident response plan that includes steps for identifying, containing, and remediating the vulnerability.
• Patch Management: Establish a robust patch management process to ensure that all systems are promptly updated with the latest security patches.
• Threat Intelligence: Leverage threat intelligence feeds to stay informed about emerging threats and vulnerabilities related to macOS and other systems.

By addressing these points, organizations can effectively manage the risk associated with EUVD-2025-3640 and enhance their overall cybersecurity posture.

References

• Apple Support Document 122069
• Apple Support Document 122068
• Apple Support Document 122070

Aliases

• CVE-2025-24130

Assigner

• Apple

EPSS

• N/A

ENISA ID Product

• macOS versions prior to 15.3, 14.7, and 13.7

ENISA ID Vendor

• Apple

This comprehensive analysis provides a clear understanding of the vulnerability, its impact, and the necessary steps to mitigate the risk effectively.