CVE-2021-33730 : What You Need to Know

A privileged attacker could exploit a vulnerability in Siemens' SINEC NMS (versions prior to V1.0 SP2 Update 1) to execute arbitrary commands in the local database through crafted webserver requests.

Understanding CVE-2021-33730

This CVE identifies a critical vulnerability in Siemens' SINEC NMS software, allowing authenticated attackers to execute arbitrary commands in the local database.

What is CVE-2021-33730?

CVE-2021-33730 involves improper neutralization of special elements in SQL commands (SQL Injection) in SINEC NMS versions below V1.0 SP2 Update 1.

The Impact of CVE-2021-33730

The vulnerability could be exploited by a privileged authenticated attacker to run arbitrary commands in the database, posing a significant security risk to affected systems.

Technical Details of CVE-2021-33730

Siemens' SINEC NMS software, specifically versions preceding V1.0 SP2 Update 1, is susceptible to SQL Injection attacks due to improper neutralization of special elements in SQL commands.

Vulnerability Description

The flaw allows an attacker to send crafted requests to the webserver, enabling the execution of arbitrary commands in the local database.

Affected Systems and Versions

All versions of SINEC NMS that are prior to V1.0 SP2 Update 1 are impacted by this vulnerability.

Exploitation Mechanism

An authenticated attacker with elevated privileges can exploit the flaw by sending malicious requests to the webserver.

Mitigation and Prevention

Organizations using Siemens' SINEC NMS should take immediate action to secure their systems.

Immediate Steps to Take

Implementing vendor-recommended patches and security updates can help mitigate the risk associated with CVE-2021-33730.

Long-Term Security Practices

Enhancing network security measures and conducting regular security audits are essential for long-term protection.

Patching and Updates

Ensure that the SINEC NMS software is updated to at least V1.0 SP2 Update 1 to address the identified vulnerability.