CVE-2019-4176 Explained : Impact and Mitigation

IBM Cognos Controller versions 10.2.0, 10.2.1, 10.3.0, 10.3.1, and 10.4.0 are affected by vulnerabilities related to insecure HTTP Methods, potentially allowing unauthorized access.

Understanding CVE-2019-4176

Vulnerabilities in IBM Cognos Controller versions 10.2.0, 10.2.1, 10.3.0, 10.3.1, and 10.4.0 could be exploited by remote attackers to bypass security restrictions.

What is CVE-2019-4176?

Vulnerabilities in IBM Cognos Controller versions 10.2.0, 10.2.1, 10.3.0, 10.3.1, and 10.4.0
Related to insecure HTTP Methods
Exploitable by remote attackers to gain unauthorized access

The Impact of CVE-2019-4176

Base Score: 5.3 (Medium Severity)
Attack Vector: Network
Attack Complexity: Low
Confidentiality Impact: Low
Integrity Impact: None
Availability Impact: None
Exploit Code Maturity: Unproven
Privileges Required: None
User Interaction: None
Scope: Unchanged
Temporal Score: 4.6 (Medium Severity)
Report Confidence: Confirmed

Technical Details of CVE-2019-4176

Vulnerability Description

Vulnerabilities allow remote attackers to bypass security restrictions
Exploitable due to errors related to insecure HTTP Methods

Affected Systems and Versions

IBM Cognos Controller versions 10.2.0, 10.2.1, 10.3.0, 10.3.1, 10.4.0

Exploitation Mechanism

Remote attackers can exploit the vulnerabilities to gain unauthorized access

Mitigation and Prevention

Immediate Steps to Take

Apply official fixes provided by IBM
Monitor IBM's security bulletins for updates

Long-Term Security Practices

Regularly update and patch IBM Cognos Controller
Implement network security measures to prevent unauthorized access
Conduct security assessments and audits periodically

Patching and Updates

Follow IBM's official patching guidelines and recommendations