CVE-2020-4259 : Exploit Details and Defense Strategies

IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 allows an authenticated user to manipulate cookie information, potentially accessing unauthorized functionality.

Understanding CVE-2020-4259

IBM Sterling File Gateway vulnerability impacting versions 2.2.0.0 through 6.0.3.1.

What is CVE-2020-4259?

The vulnerability allows an authenticated user to modify cookie data, enabling access to unauthorized functions.

The Impact of CVE-2020-4259

CVSS Base Score: 6.5 (Medium Severity)
Integrity Impact: High
Exploit Code Maturity: Unproven
Attack Vector: Network

Technical Details of CVE-2020-4259

The technical aspects of the vulnerability.

Vulnerability Description

Authenticated users can alter cookie information to gain unauthorized access.

Affected Systems and Versions

IBM Sterling File Gateway versions 2.2.0.0 through 6.0.3.1.

Exploitation Mechanism

Low complexity attack via the network with low privileges required.

Mitigation and Prevention

Steps to address and prevent the vulnerability.

Immediate Steps to Take

Apply official fixes provided by IBM.
Monitor for any unauthorized access.

Long-Term Security Practices

Regularly review and update access controls.
Conduct security training for users on data handling.

Patching and Updates

Ensure all systems are updated with the latest patches and security measures.