CVE-2021-37191 Explained : Impact and Mitigation

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0 SP2) by Siemens, allowing an unauthenticated attacker in the same network to brute force usernames from the affected software.

Understanding CVE-2021-37191

This section elaborates on the details of the CVE-2021-37191 vulnerability.

What is CVE-2021-37191?

The vulnerability exists in SINEMA Remote Connect Server versions prior to V3.0 SP2, enabling unauthenticated attackers on the same network to perform username brute force attacks.

The Impact of CVE-2021-37191

The vulnerability poses a risk of unauthorized access to the affected system, potentially leading to further security breaches.

Technical Details of CVE-2021-37191

Delve deeper into the technical aspects of CVE-2021-37191.

Vulnerability Description

The issue lies in the improper control of interaction frequency, allowing malicious actors to brute force usernames on vulnerable systems.

Affected Systems and Versions

SINEMA Remote Connect Server versions earlier than V3.0 SP2 are impacted by this vulnerability.

Exploitation Mechanism

Unauthenticated attackers within the same network as the affected system can exploit the vulnerability by brute forcing usernames via the affected software.

Mitigation and Prevention

Learn about the steps to mitigate and prevent the exploitation of CVE-2021-37191.

Immediate Steps to Take

Implement network segmentation and access controls to limit unauthorized access and monitor for any suspicious activities.

Long-Term Security Practices

Regularly update the software to the latest patched version to prevent exploitation of known vulnerabilities.

Patching and Updates

Apply the V3.0 SP2 update or later provided by Siemens to eliminate the vulnerability.