CVE-2019-6581 Explained : Impact and Mitigation

A security flaw has been discovered in various versions of Siveillance VMS, allowing unauthorized individuals to alter user roles through network access.

Understanding CVE-2019-6581

What is CVE-2019-6581?

CVE-2019-6581 is a vulnerability found in Siveillance VMS versions 2017 R2, 2018 R1, 2018 R2, 2018 R3, and 2019 R1, enabling attackers to manipulate user roles via network access.

The Impact of CVE-2019-6581

The vulnerability permits authenticated attackers to compromise system confidentiality, integrity, and availability without user interaction.

Technical Details of CVE-2019-6581

Vulnerability Description

The flaw allows unauthorized role changes in Siveillance VMS versions 2017 R2, 2018 R1, 2018 R2, 2018 R3, and 2019 R1 through port 80/TCP.

Affected Systems and Versions

Siveillance VMS 2017 R2 (All versions < V11.2a)
Siveillance VMS 2018 R1 (All versions < V12.1a)
Siveillance VMS 2018 R2 (All versions < V12.2a)
Siveillance VMS 2018 R3 (All versions < V12.3a)
Siveillance VMS 2019 R1 (All versions < V13.1a)

Exploitation Mechanism

Unauthorized individuals with network access to port 80/TCP can exploit the vulnerability
Authenticated attackers can access the affected service through the network
No user interaction is needed for successful exploitation

Mitigation and Prevention

Immediate Steps to Take

Implement network segmentation to restrict access
Apply the principle of least privilege for user roles
Monitor network traffic for unauthorized activities

Long-Term Security Practices

Regularly update and patch Siveillance VMS to the latest version
Conduct security assessments and penetration testing

Patching and Updates

Siemens may release patches to address the vulnerability
Stay informed about security advisories and updates from Siemens