CVE-2019-4704 : Exploit Details and Defense Strategies

IBM Security Identity Manager Virtual Appliance 7.0.2 allows attackers to intercept cookie values due to the lack of secure attribute on authorization tokens or session cookies.

Understanding CVE-2019-4704

This CVE involves a vulnerability in IBM Security Identity Manager Virtual Appliance 7.0.2 that could potentially compromise cookie values.

What is CVE-2019-4704?

The absence of the secure attribute on authorization tokens or session cookies in IBM Security Identity Manager Virtual Appliance 7.0.2 exposes a security flaw. Attackers can exploit this by intercepting cookie values through insecure links.

The Impact of CVE-2019-4704

CVSS Score: 3.7 (Low Severity)
Attack Vector: Network
Attack Complexity: High
Confidentiality Impact: Low
Integrity Impact: None
Exploit Code Maturity: Unproven
Vulnerability Type: Information Disclosure

Technical Details of CVE-2019-4704

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows attackers to acquire cookie values by sending insecure links to users or embedding them in visited websites.

Affected Systems and Versions

Affected Product: Security Identity Manager Virtual Appliance
Vendor: IBM
Affected Version: 7.0.2

Exploitation Mechanism

Attackers can exploit this vulnerability by sending HTTP links directly to users or incorporating them into websites, enabling interception of cookie values.

Mitigation and Prevention

Protecting systems from CVE-2019-4704 requires immediate actions and long-term security practices.

Immediate Steps to Take

Enable the secure attribute on authorization tokens and session cookies.
Educate users about the risks of clicking on unknown links.

Long-Term Security Practices

Implement HTTPS to secure communications.
Regularly monitor network traffic for suspicious activities.

Patching and Updates

Apply official fixes provided by IBM to address the vulnerability.