CVE-2021-20375 : What You Need to Know

A detailed overview of CVE-2021-20375, a vulnerability in IBM Sterling File Gateway versions 2.2.0.0 through 6.1.1.0 that could allow an authenticated user to intercept and replace messages due to improper access controls.

Understanding CVE-2021-20375

This section will cover what CVE-2021-20375 is and its impact, technical details, as well as mitigation and prevention strategies.

What is CVE-2021-20375?

CVE-2021-20375 is a vulnerability in IBM Sterling File Gateway that enables an authenticated user to intercept and replace messages sent by another user because of improper access controls.

The Impact of CVE-2021-20375

The vulnerability can result in unauthorized access to sensitive information, posing a threat to data integrity and confidentiality.

Technical Details of CVE-2021-20375

This section will delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

IBM Sterling File Gateway versions 2.2.0.0 through 6.1.1.0 are susceptible to data manipulation by an authenticated user due to inadequate access control mechanisms.

Affected Systems and Versions

The affected versions include 2.2.0.0, 6.0.0.0, 5.2.6.5_3, 6.0.3.4, 6.1.0.0, and 6.1.0.1 of IBM Sterling File Gateway.

Exploitation Mechanism

The vulnerability allows an authenticated user to intercept and alter messages from another user, exploiting inadequate access controls.

Mitigation and Prevention

In this final section, we will discuss immediate steps to take, long-term security practices, as well as patching and updates.

Immediate Steps to Take

Users are advised to apply official fixes provided by IBM to address the vulnerability and ensure data integrity and security.

Long-Term Security Practices

Implement strong access control measures, regularly monitor for unauthorized activities, and educate users on secure communication practices.

Patching and Updates

IBM has released patches and updates to fix the vulnerability in the affected versions. Organizations should promptly apply these updates to mitigate the risk of exploitation.