CVE-2022-40228 : Security Advisory and Response

IBM DataPower Gateway 10.0.3.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.9, 2018.4.1.0 through 2018.4.1.22, and 10.5.0.0 through 10.5.0.2 is affected by a session fixation vulnerability that allows an authenticated user to impersonate another user on the system. This CVE was assigned a CVSS base score of 3.7, indicating a low severity issue.

Understanding CVE-2022-40228

This section dives into what CVE-2022-40228 is about and its potential impact.

What is CVE-2022-40228?

CVE-2022-40228 refers to a session fixation vulnerability in IBM DataPower Gateway that fails to invalidate sessions after a password change, enabling a malicious authenticated user to impersonate another user within the system.

The Impact of CVE-2022-40228

The impact of this vulnerability is that an attacker with authenticated access can exploit it to impersonate other users, potentially leading to unauthorized access and misuse of privileged information.

Technical Details of CVE-2022-40228

In this section, we explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability lies in the failure of IBM DataPower Gateway to invalidate sessions post password changes, creating an opportunity for authenticated attackers to impersonate other system users.

Affected Systems and Versions

Versions affected include IBM DataPower Gateway 10.0.3.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.9, 2018.4.1.0 through 2018.4.1.22, and 10.5.0.0 through 10.5.0.2.

Exploitation Mechanism

The exploitation of this vulnerability involves an authenticated user changing passwords to gain access and impersonate other users on the system.

Mitigation and Prevention

This section covers immediate steps to take, long-term security practices, and the importance of patching and updates.

Immediate Steps to Take

Immediately update IBM DataPower Gateway to the latest version available.
Monitor user sessions and log out any suspicious or unauthorized activity.

Long-Term Security Practices

Implement regular security training for users to recognize and report suspicious activities.
Enforce strong password policies and two-factor authentication.
Regularly audit user permissions and sessions to detect anomalies.

Patching and Updates

Stay updated with security bulletins from IBM and promptly apply patches or security updates to mitigate known vulnerabilities.