CVE-2017-1140 : What You Need to Know

IBM Business Process Manager versions 8.0 and 8.5 are vulnerable to a cross-site scripting (XSS) attack that allows malicious users to inject custom JavaScript code into the Web interface, potentially leading to the disclosure of sensitive information.

Understanding CVE-2017-1140

What is CVE-2017-1140?

This vulnerability in IBM Business Process Manager versions 8.0 and 8.5 enables attackers to execute XSS attacks by inserting malicious JavaScript code into the Web UI, compromising the integrity of the system.

The Impact of CVE-2017-1140

The vulnerability allows threat actors to manipulate the Web user interface, potentially exposing sensitive data such as credentials during legitimate user sessions.

Technical Details of CVE-2017-1140

Vulnerability Description

The flaw in IBM Business Process Manager versions 8.0 and 8.5 permits the injection of arbitrary JavaScript code, enabling attackers to modify the intended functionality of the Web interface.

Affected Systems and Versions

IBM Business Process Manager Advanced 8.0
IBM Business Process Manager Advanced 8.0.1
IBM Business Process Manager Advanced 8.0.1.1
IBM Business Process Manager Advanced 8.0.1.2
IBM Business Process Manager Advanced 8.5
IBM Business Process Manager Advanced 8.5.0.1
IBM Business Process Manager Advanced 8.5.5
IBM Business Process Manager Advanced 8.0.1.3
IBM Business Process Manager Advanced 8.5.6
IBM Business Process Manager Advanced 8.5.0.2
IBM Business Process Manager Advanced 8.5.7
IBM Business Process Manager Advanced 8.5.7.CF201609
IBM Business Process Manager Advanced 8.5.6.1
IBM Business Process Manager Advanced 8.5.6.2
IBM Business Process Manager Advanced 8.5.7.CF201606
IBM Business Process Manager Advanced 8.5.7.CF201612

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to inject and execute JavaScript code within the Web UI, potentially leading to unauthorized access and data leakage.

Mitigation and Prevention

Immediate Steps to Take

Apply the latest security patches provided by IBM to address the vulnerability.
Monitor and restrict user input to prevent the injection of malicious scripts.
Educate users about the risks of clicking on suspicious links or downloading unknown files.

Long-Term Security Practices

Regularly update and patch software to mitigate known vulnerabilities.
Implement secure coding practices to prevent XSS attacks.

Patching and Updates

IBM has released patches to address the vulnerability in Business Process Manager versions 8.0 and 8.5. It is crucial to promptly apply these updates to secure the system against potential exploits.