CVE-2018-1127 : Vulnerability Insights and Analysis

In Red Hat Gluster Storage prior to version 3.4.0, the Tendrl API does not promptly revoke session tokens once a user logs out, potentially enabling attackers to reuse tokens obtained through attacks.

Understanding CVE-2018-1127

In this CVE, a vulnerability in Red Hat Gluster Storage allows attackers to reuse session tokens, leading to potential unauthorized access.

What is CVE-2018-1127?

The vulnerability in Red Hat Gluster Storage before version 3.4.0 allows attackers to reuse session tokens obtained through sniffing or Man-in-the-Middle attacks, gaining authentication as the desired user.

The Impact of CVE-2018-1127

The impact of this CVE is rated as MEDIUM severity with a CVSS base score of 4.2. The confidentiality and integrity impacts are low, but the attack complexity is high, requiring user interaction.

Technical Details of CVE-2018-1127

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The Tendrl API in Red Hat Gluster Storage does not immediately invalidate session tokens upon user logout, allowing attackers to exploit the tokens for unauthorized access.

Affected Systems and Versions

Product: Red Hat Gluster Storage
Vendor: Red Hat
Affected Version: 3.4.0

Exploitation Mechanism

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

Mitigation and Prevention

Protect your systems from this vulnerability by following these mitigation strategies.

Immediate Steps to Take

Upgrade to version 3.4.0 or later of Red Hat Gluster Storage.
Monitor and revoke session tokens promptly.

Long-Term Security Practices

Implement network security measures to prevent sniffing and Man-in-the-Middle attacks.
Regularly review and update authentication mechanisms.

Patching and Updates

Apply security patches provided by Red Hat to address this vulnerability.