CVE-2018-1539 : Exploit Details and Defense Strategies

IBM Rational Engineering Lifecycle Manager versions 5.0 through 5.02 and 6.0 through 6.0.6 are vulnerable to authentication bypass, potentially exploited by remote attackers.

Understanding CVE-2018-1539

This CVE identifies a security vulnerability in IBM Rational Engineering Lifecycle Manager that could allow unauthorized access.

What is CVE-2018-1539?

Remote attackers could exploit this vulnerability to bypass authentication in affected versions of IBM Rational Engineering Lifecycle Manager by accessing unintended URLs.

The Impact of CVE-2018-1539

CVSS Base Score: 5.4 (Medium)
Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: Required
Confidentiality Impact: Low
Integrity Impact: Low
Availability Impact: None
Exploit Code Maturity: Unproven
Remediation Level: Official Fix
Report Confidence: Confirmed

Technical Details of CVE-2018-1539

Vulnerability Description

The vulnerability allows attackers to bypass authentication in IBM Rational Engineering Lifecycle Manager versions 5.0 through 5.02 and 6.0 through 6.0.6.

Affected Systems and Versions

Affected Versions: 5.0, 5.01, 5.02, 6.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5, 6.0.6

Exploitation Mechanism

Attackers can exploit this vulnerability by using a direct request or forced browsing to access pages other than the intended URL.

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM.
Monitor for any unauthorized access attempts.
Implement strong authentication mechanisms.

Long-Term Security Practices

Regularly update and patch the software.
Conduct security assessments and penetration testing.
Educate users on secure browsing practices.

Patching and Updates

IBM has released patches to address this vulnerability in affected versions of Rational Engineering Lifecycle Manager.