CVE-2021-33735 : What You Need to Know

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1) from Siemens that allows a privileged authenticated attacker to execute arbitrary commands in the local database by sending crafted requests to the webserver of the affected application.

Understanding CVE-2021-33735

This section provides insights into the nature and impact of the CVE-2021-33735 vulnerability.

What is CVE-2021-33735?

CVE-2021-33735 is a security vulnerability discovered in Siemens' SINEC NMS software, allowing a privileged authenticated attacker to execute arbitrary commands in the database.

The Impact of CVE-2021-33735

The vulnerability could be exploited by an attacker to compromise the affected application and potentially lead to unauthorized access or data manipulation.

Technical Details of CVE-2021-33735

Explore the specifics of the vulnerability, its affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from improper neutralization of special elements in SQL commands, opening the door to SQL injection attacks.

Affected Systems and Versions

SINEC NMS versions prior to V1.0 SP2 Update 1 are affected by this vulnerability.

Exploitation Mechanism

An attacker with privileged access can send malicious requests to the webserver, allowing them to execute unauthorized commands in the local database.

Mitigation and Prevention

Discover the steps to mitigate the risk posed by CVE-2021-33735 and prevent potential exploitation.

Immediate Steps to Take

It is recommended to apply security patches provided by Siemens promptly to fix the vulnerability and enhance system security.

Long-Term Security Practices

Practicing secure coding techniques, input validation, and regular security audits can help prevent SQL injection vulnerabilities.

Patching and Updates

Regularly update the SINEC NMS software to the latest version that includes patches addressing the CVE-2021-33735 vulnerability.