CVE-2019-10933 : Security Advisory and Response

A security flaw has been discovered in various versions of Siemens AG's Spectrum Power software, potentially allowing for Cross-Site Scripting (XSS) attacks.

Understanding CVE-2019-10933

This CVE pertains to vulnerabilities found in multiple versions of Siemens AG's Spectrum Power software, including versions 3, 4, 5, and 7.

What is CVE-2019-10933?

The vulnerability in Spectrum Power software versions could enable attackers to execute XSS attacks by tricking users into clicking on malicious links. User interaction is required for successful exploitation, and the attacker does not need the user to be logged into the web interface.

The Impact of CVE-2019-10933

At the time of the security advisory, there were no reported instances of public exploitation of this vulnerability.

Technical Details of CVE-2019-10933

Siemens AG's Spectrum Power software is affected by this vulnerability.

Vulnerability Description

The vulnerability allows for XSS attacks on Spectrum Power versions 3 (<= v3.11), 4 (v4.75), 5 (< v5.50), and 7 (<= v2.20).

Affected Systems and Versions

Spectrum Power 3 (Corporate User Interface) - All versions <= v3.11
Spectrum Power 4 (Corporate User Interface) - Version v4.75
Spectrum Power 5 (Corporate User Interface) - All versions < v5.50
Spectrum Power 7 (Corporate User Interface) - All versions <= v2.20

Exploitation Mechanism

Attackers can execute XSS attacks by luring users to click on malicious links.
User interaction is necessary for successful exploitation.
Users do not need to be logged into the web interface for the attack to work.

Mitigation and Prevention

Steps to address and prevent the CVE-2019-10933 vulnerability:

Immediate Steps to Take

Update Spectrum Power software to the latest patched version.
Educate users about the risks of clicking on unknown links.
Implement web security best practices to mitigate XSS vulnerabilities.

Long-Term Security Practices

Regularly monitor and update software for security patches.
Conduct security training for employees to raise awareness of cybersecurity threats.

Patching and Updates

Apply security patches provided by Siemens AG promptly to address the vulnerability.