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CVE-2020-4405 : What You Need to Know

Learn about CVE-2020-4405, a low-severity vulnerability in IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 allowing disclosure of sensitive information. Find mitigation steps and patching details.

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 could disclose potentially sensitive information to an authenticated user due to world-readable log files.

Understanding CVE-2020-4405

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 have a vulnerability that could lead to the disclosure of sensitive information.

What is CVE-2020-4405?

CVE-2020-4405 is a vulnerability in IBM Verify Gateway (IVG) versions 1.0.0 and 1.0.1 that allows an authenticated user to access potentially sensitive information due to world-readable log files.

The Impact of CVE-2020-4405

The impact of this vulnerability is rated as low severity with a CVSS base score of 3.1.

Technical Details of CVE-2020-4405

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 have the following technical details:

Vulnerability Description

        Vulnerability Type: Information Disclosure
        CVSS Base Score: 3.1 (Low)
        Attack Vector: Network
        Attack Complexity: High
        Privileges Required: Low

Affected Systems and Versions

        Product: Verify Gateway (IVG)
        Vendor: IBM
        Affected Versions: 1.0.0, 1.0.1

Exploitation Mechanism

The vulnerability can be exploited by an authenticated user due to world-readable log files.

Mitigation and Prevention

To address CVE-2020-4405, follow these mitigation steps:

Immediate Steps to Take

        Restrict access to log files to authorized personnel only
        Monitor and review access to sensitive information

Long-Term Security Practices

        Regularly review and update access control policies
        Conduct security training for employees on handling sensitive data

Patching and Updates

        Apply the official fix provided by IBM for Verify Gateway (IVG) versions 1.0.0 and 1.0.1

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