CVE-2019-5647 : Vulnerability Insights and Analysis

Rapid7 AppSpider Chrome Plugin Insufficient Session Expiration

Understanding CVE-2019-5647

This CVE involves a vulnerability in the Rapid7 AppSpider Chrome Plugin that could allow for session hijacking due to incorrect session expiration handling.

What is CVE-2019-5647?

The issue arises when browser sessions remain active even after restarting the Chrome browser while using the Chrome Plugin for Rapid7 AppSpider. This behavior could mislead users into thinking a session has ended, potentially enabling session hijacking.

The Impact of CVE-2019-5647

The vulnerability could facilitate session hijacking attempts by falsely indicating session closure, affecting Rapid7 AppSpider versions 3.8.213 and earlier. The problem was resolved in version 3.8.215.

Technical Details of CVE-2019-5647

Vulnerability Description

The Chrome Plugin for Rapid7 AppSpider incorrectly retains browser sessions post-restart, creating a false sense of session closure, potentially aiding session hijacking.

Affected Systems and Versions

Product: AppSpider
Vendor: Rapid7
Vulnerable Versions: <= 3.8.213

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Base Score: 4.4 (Medium Severity)
Confidentiality Impact: Low
Integrity Impact: Low
Privileges Required: Low
User Interaction: None
Vector String: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Mitigation and Prevention

Immediate Steps to Take

Update Rapid7 AppSpider to version 3.8.215 or later to mitigate the vulnerability.
Monitor sessions closely for any unusual activity that could indicate session hijacking attempts.

Long-Term Security Practices

Regularly review and update security configurations for all plugins and extensions.
Educate users on recognizing signs of session hijacking and encourage safe browsing practices.

Patching and Updates

Stay informed about security patches and updates for Rapid7 AppSpider to address vulnerabilities promptly.