CVE-2019-4744 : Exploit Details and Defense Strategies

IBM Financial Transaction Manager 3.0 is affected by a cross-site scripting vulnerability that allows the injection of arbitrary JavaScript code into the Web UI, potentially leading to the disclosure of credentials. This CVE was published on December 19, 2019.

Understanding CVE-2019-4744

This CVE pertains to a security issue in IBM Financial Transaction Manager 3.0 related to cross-site scripting.

What is CVE-2019-4744?

A cross-site scripting vulnerability in IBM Financial Transaction Manager 3.0
Enables injection of arbitrary JavaScript code into the Web UI
Can modify the intended behavior of the UI
Risk of credential disclosure in trusted sessions

The Impact of CVE-2019-4744

The vulnerability poses a medium severity risk with a CVSS base score of 6.1.

Technical Details of CVE-2019-4744

IBM Financial Transaction Manager 3.0 is susceptible to cross-site scripting.

Vulnerability Description

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
Exploit Code Maturity: High
User Interaction: Required
Scope: Changed
CVSS Vector String: CVSS:3.0/PR:N/I:L/AC:L/AV:N/UI:R/A:N/C:L/S:C/RC:C/E:H/RL:O

Affected Systems and Versions

Product: Financial Transaction Manager
Vendor: IBM
Version: 3.0

Exploitation Mechanism

The vulnerability allows attackers to inject malicious JavaScript code into the Web UI, potentially compromising the system.

Mitigation and Prevention

Immediate action is necessary to address the CVE and prevent exploitation.

Immediate Steps to Take

Apply the official fix provided by IBM
Monitor for any unusual activities on the Web UI
Educate users on safe browsing practices

Long-Term Security Practices

Regularly update and patch the Financial Transaction Manager
Conduct security assessments and penetration testing
Implement web application firewalls

Patching and Updates

Ensure that the Financial Transaction Manager is regularly updated with the latest security patches and fixes.