CVE-2018-2491 Explained : Impact and Mitigation

SAP Fiori Client version < 1.11.5 allows for potential code injection when the log level is set to 'Debug'. Users should update to version 1.11.5 to mitigate this vulnerability.

Understanding CVE-2018-2491

If the log level is set to 'Debug' in SAP Fiori Client, a malicious URL can execute harmful JavaScript code within the built-in log viewer.

What is CVE-2018-2491?

When a deep link URL is opened in SAP Fiori Client with the log level set to 'Debug', the application logs the URL. If the URL contains malicious JavaScript code, it can run within the log viewer.

The Impact of CVE-2018-2491

Malicious JavaScript code execution within the built-in log viewer
Potential code injection leading to security risks

Technical Details of CVE-2018-2491

SAP Fiori Client vulnerability details

Vulnerability Description

Log level 'Debug' in SAP Fiori Client exposes users to code injection

Affected Systems and Versions

Product: SAP Fiori Client
Vendor: SAP
Versions Affected: < 1.11.5

Exploitation Mechanism

Malicious URL with JavaScript code can exploit the vulnerability

Mitigation and Prevention

Protecting against CVE-2018-2491

Immediate Steps to Take

Update SAP Fiori Client to version 1.11.5 from Google Play store

Long-Term Security Practices

Avoid setting log level to 'Debug' unless necessary
Regularly check for security updates and patches
Educate users on safe browsing practices

Patching and Updates

Regularly check for updates and apply patches promptly