CVE-2019-4541 Explained : Impact and Mitigation

IBM Security Directory Server 6.4.0 employs an insufficient blacklisting technique for input validation, enabling malicious actors to circumvent application constraints, thereby directly jeopardizing the system's integrity and the integrity of the data stored within it. This vulnerability has been assigned the IBM X-Force identifier 165814.

Understanding CVE-2019-4541

IBM Security Directory Server 6.4.0 has a vulnerability that allows attackers to bypass security controls, impacting system and data integrity.

What is CVE-2019-4541?

CVE-2019-4541 is a vulnerability in IBM Security Directory Server 6.4.0 that arises from incomplete blacklisting for input validation, enabling attackers to bypass application controls.

The Impact of CVE-2019-4541

CVSS Base Score: 6.5 (Medium Severity)
Confidentiality Impact: High
Availability Impact: High
Exploit Code Maturity: Unproven
This vulnerability poses a risk to the confidentiality and availability of the affected systems.

Technical Details of CVE-2019-4541

IBM Security Directory Server 6.4.0 vulnerability details.

Vulnerability Description

The vulnerability arises from incomplete blacklisting for input validation.

Affected Systems and Versions

Affected Product: Security Directory Server
Vendor: IBM
Affected Version: 6.4.0

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: None

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2019-4541.

Immediate Steps to Take

Apply official fixes provided by IBM.
Monitor IBM Security Bulletin 1288660 for updates.

Long-Term Security Practices

Implement robust input validation mechanisms.
Regularly update and patch the Security Directory Server.
Conduct security assessments and audits.

Patching and Updates

Stay informed about security updates from IBM.