EUVD-2024-46010

Comprehensive Technical Analysis of EUVD-2024-46010

1. Vulnerability Assessment and Severity Evaluation

The vulnerability identified as EUVD-2024-46010 pertains to an "Incorrect Privilege Assignment" in the UserPlus plugin for WordPress, which allows for privilege escalation. This vulnerability is critical, with a CVSS Base Score of 9.8, indicating a high level of severity. 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:

• Attack Vector (AV): Network (N) - The vulnerability can be exploited remotely over the network.
• Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources.
• Privileges Required (PR): None (N) - No special privileges are needed to exploit the vulnerability.
• User Interaction (UI): None (N) - No user interaction is required for the attack to succeed.
• Scope (S): Unchanged (U) - The vulnerability does not change the security scope.
• Confidentiality (C): High (H) - The vulnerability allows for unauthorized access to sensitive information.
• Integrity (I): High (H) - The vulnerability allows for unauthorized modification of data.
• Availability (A): High (H) - The vulnerability allows for disruption of services.

Given these factors, the vulnerability poses a significant risk to systems using the affected versions of the UserPlus plugin.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is remote exploitation over the network. An attacker could exploit the incorrect privilege assignment to escalate their privileges within the WordPress environment. Potential exploitation methods include:

• Unauthorized Access: An attacker could gain administrative access to the WordPress site, allowing them to view, modify, or delete sensitive information.
• Data Manipulation: With elevated privileges, an attacker could alter content, user data, or configuration settings.
• Service Disruption: The attacker could disable critical services or plugins, leading to downtime or degraded performance.

3. Affected Systems and Software Versions

The vulnerability affects all versions of the UserPlus plugin from its inception (n/a) through version 2.0. This includes any WordPress site that has the UserPlus plugin installed within this version range.

4. Recommended Mitigation Strategies

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

• Immediate Patching: Upgrade the UserPlus plugin to a version that addresses this vulnerability. If a patched version is not available, consider disabling the plugin until a fix is released.
• Access Controls: Implement strict access controls and monitor user activities to detect any unusual behavior.
• Regular Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security issues.
• Network Segmentation: Segment the network to limit the scope of potential attacks and reduce the impact of a successful exploit.
• Intrusion Detection: Deploy intrusion detection systems (IDS) to monitor for suspicious activities and alert administrators to potential threats.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant threat to the European cybersecurity landscape, particularly for organizations and individuals using the UserPlus plugin. Given the widespread use of WordPress and the potential for privilege escalation, this vulnerability could lead to data breaches, unauthorized access, and service disruptions. The high CVSS score underscores the urgency for immediate action to mitigate the risk.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Vulnerability Type: Incorrect Privilege Assignment leading to Privilege Escalation.
• Affected Software: UserPlus plugin for WordPress, versions n/a through 2.0.
• CVSS Score: 9.8 (Critical)
• CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
• References: Patchstack Vulnerability Database
• Aliases: CVE-2024-52442
• Assigner: Patchstack
• ENISA ID Product: fe125db5-2458-3880-b435-59f5eb4b9424 (UserPlus, versions n/a ≤2.0)
• ENISA ID Vendor: 8c70dc16-42cc-39da-b8ce-4f1f93b25738 (Userplus)

Security professionals should prioritize the identification and remediation of this vulnerability in their environments. Regular updates and monitoring are essential to maintain the security posture of affected systems.

Conclusion

The EUVD-2024-46010 vulnerability in the UserPlus plugin represents a critical risk to WordPress sites using the affected versions. Immediate action is required to mitigate the risk, including patching the plugin, implementing strict access controls, and conducting regular security audits. The potential impact on the European cybersecurity landscape is significant, necessitating a proactive approach to address this vulnerability.