CVE-2018-18571 Explained : Impact and Mitigation

A vulnerability related to access control has been discovered in Citrix XenMobile Server versions 10.8.0 prior to Rolling Patch 6 and 10.9.0 prior to Rolling Patch 3. This vulnerability allows an attacker to impersonate and perform actions on behalf of any device enrolled in Mobile Application Management (MAM).

Understanding CVE-2018-18571

This CVE-2018-18571 vulnerability affects Citrix XenMobile Server versions 10.8.0 and 10.9.0, potentially enabling unauthorized access and actions within the Mobile Application Management (MAM) environment.

What is CVE-2018-18571?

CVE-2018-18571 is an Incorrect Access Control vulnerability in Citrix XenMobile Server versions 10.8.0 and 10.9.0 before specific Rolling Patches. It allows malicious actors to impersonate and manipulate actions on MAM-enrolled devices.

The Impact of CVE-2018-18571

The vulnerability poses a significant risk as it enables unauthorized access and actions within the MAM environment, potentially leading to data breaches, unauthorized data manipulation, and compromise of sensitive information.

Technical Details of CVE-2018-18571

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability in Citrix XenMobile Server versions 10.8.0 and 10.9.0 before Rolling Patches allows attackers to impersonate and perform actions on any MAM-enrolled device, compromising the security of the MAM environment.

Affected Systems and Versions

Citrix XenMobile Server 10.8.0 before Rolling Patch 6
Citrix XenMobile Server 10.9.0 before Rolling Patch 3

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the lack of proper access controls in the affected Citrix XenMobile Server versions, enabling them to impersonate and manipulate actions on MAM-enrolled devices.

Mitigation and Prevention

Protecting systems from CVE-2018-18571 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply the necessary Rolling Patches (Patch 6 for 10.8.0 and Patch 3 for 10.9.0) provided by Citrix to mitigate the vulnerability.
Monitor and restrict access to the MAM environment to authorized personnel only.

Long-Term Security Practices

Regularly update and patch Citrix XenMobile Server to prevent known vulnerabilities.
Conduct security audits and assessments to identify and address access control issues within the MAM environment.
Educate users and administrators on secure practices to prevent unauthorized access.
Implement multi-factor authentication and strong password policies to enhance security.
Employ network segmentation to limit the impact of potential breaches.

Patching and Updates

Ensure timely application of security patches and updates provided by Citrix to address vulnerabilities and enhance the security posture of Citrix XenMobile Server.