CVE-2017-2664 : Exploit Details and Defense Strategies

CloudForms Management Engine (cfme) versions prior to 5.7.3 and between 5.8.x and 5.8.1 suffer from a deficiency in RBAC controls for specific methods in CloudForms' rails application component. If an attacker gains access, they can exploit various methods in this rails application to escalate their privileges.

Understanding CVE-2017-2664

CloudForms Management Engine (cfme) before 5.7.3 and 5.8.x before 5.8.1 lacks RBAC controls on certain methods in the rails application portion of CloudForms. An attacker with access could use a variety of methods within the rails application portion of CloudForms to escalate privileges.

What is CVE-2017-2664?

CVE ID: CVE-2017-2664
CVSS Base Score: 6.5 (Medium)
Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
Integrity Impact: High

The Impact of CVE-2017-2664

Attackers can exploit RBAC control deficiencies to escalate privileges within CloudForms.

Technical Details of CVE-2017-2664

Vulnerability Description

Lack of RBAC controls on specific methods in CloudForms' rails application component.

Affected Systems and Versions

Product: CloudForms
Vendor: Red Hat
Affected Versions: 5.7.3, 5.8.1

Exploitation Mechanism

Attackers with access can exploit vulnerable methods in the rails application to elevate their privileges.

Mitigation and Prevention

Immediate Steps to Take

Update CloudForms to version 5.7.3 or above.
Monitor and restrict access to vulnerable components.

Long-Term Security Practices

Implement strict RBAC controls and regular security audits.
Educate users on secure practices and privilege escalation risks.

Patching and Updates

Apply security patches provided by Red Hat.