CVE-2017-6513 : Security Advisory and Response

In versions of Softaculous Virtualizor earlier than 2.9.1.0, the WHMCS Reseller Module V2 2.0.2 fails to adequately authenticate users, enabling authenticated remote users to control Virtualizor-managed virtual machines of other users by accessing a manipulated URL.

Understanding CVE-2017-6513

In this CVE, a vulnerability in Softaculous Virtualizor allows authenticated remote users to manipulate URLs and control virtual machines managed by Virtualizor.

What is CVE-2017-6513?

The WHMCS Reseller Module V2 2.0.2 in Softaculous Virtualizor before 2.9.1.0 does not verify users correctly, leading to unauthorized control of virtual machines.

The Impact of CVE-2017-6513

Authenticated remote users can access and control virtual machines managed by Virtualizor.

Technical Details of CVE-2017-6513

The following technical details provide insight into the vulnerability.

Vulnerability Description

The WHMCS Reseller Module V2 2.0.2 in Softaculous Virtualizor prior to version 2.9.1.0 lacks proper user verification, allowing remote authenticated users to manipulate URLs and control other users' virtual machines.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: All versions prior to 2.9.1.0

Exploitation Mechanism

Authenticated remote users exploit the lack of user verification by accessing manipulated URLs to control virtual machines managed by Virtualizor.

Mitigation and Prevention

Protect your systems by following these mitigation strategies.

Immediate Steps to Take

Upgrade to version 2.9.1.0 or later of Softaculous Virtualizor to address the vulnerability.
Monitor and restrict access to the affected systems.

Long-Term Security Practices

Implement multi-factor authentication to enhance user verification.
Regularly audit and review user access controls.

Patching and Updates

Stay informed about security updates and patches for Softaculous Virtualizor to prevent similar vulnerabilities in the future.