CVE-2018-11082 : Vulnerability Insights and Analysis

Cloud Foundry UAA MFA vulnerability allows brute force attack on MFA codes.

Understanding CVE-2018-11082

Cloud Foundry UAA versions prior to 4.20.0 and UAA Release versions prior to 61.0 are affected by a vulnerability that enables unauthorized users to perform a brute force attack on MFA codes.

What is CVE-2018-11082?

The vulnerability in Cloud Foundry UAA allows malicious users with valid credentials to brute force MFA codes, gaining unauthorized access to targeted user accounts.

The Impact of CVE-2018-11082

CVSS Base Score: 6.6 (Medium Severity)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: High
User Interaction: None
Scope: Unchanged
Attack Complexity: High

Technical Details of CVE-2018-11082

Vulnerability Description

The vulnerability allows remote unauthenticated attackers to brute force MFA codes, potentially leading to unauthorized access.

Affected Systems and Versions

Cloud Foundry UAA Release: all versions prior to 61.0
Cloud Foundry UAA: all versions prior to 4.20.0

Exploitation Mechanism

Attackers with valid usernames and passwords can exploit the vulnerability to perform brute force attacks on MFA codes, bypassing authentication.

Mitigation and Prevention

Immediate Steps to Take

Update Cloud Foundry UAA to versions 4.20.0 or higher
Update Cloud Foundry UAA Release to versions 61.0 or higher
Monitor for any unauthorized access attempts

Long-Term Security Practices

Implement multi-factor authentication (MFA) best practices
Regularly review and update security configurations

Patching and Updates

Apply security patches promptly
Stay informed about security advisories and updates