CVE-2021-27193 : Security Advisory and Response

Netop Vision Pro up to and including version 9.7.1 is affected by an incorrect default permissions vulnerability in its API. This vulnerability allows a remote attacker to read and write files on the target machine with system privileges, potentially leading to privilege escalation.

Understanding CVE-2021-27193

This section will cover the details of the CVE-2021-27193 vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2021-27193?

The CVE-2021-27193 is an incorrect default permissions vulnerability present in the Netop Vision Pro API, allowing unauthorized remote access to perform file operations with elevated permissions.

The Impact of CVE-2021-27193

The impact of this vulnerability is severe as it enables a remote unauthenticated attacker to manipulate files on the target system with system-level access, potentially leading to privilege escalation and unauthorized operations.

Technical Details of CVE-2021-27193

Let's delve deeper into the technical aspects of CVE-2021-27193, including vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in the Netop Vision Pro API up to version 9.7.1 allows an attacker to read and write files on the remote system with elevated privileges, leading to potential privilege escalation.

Affected Systems and Versions

Netop Vision Pro versions up to and including 9.7.1 are affected by this vulnerability, exposing them to potential exploitation by malicious actors.

Exploitation Mechanism

By leveraging the incorrect default permissions in the API, a remote unauthenticated attacker can gain unauthorized access to sensitive files and execute arbitrary commands on the target system.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2021-27193 is crucial for maintaining the security of affected systems and preventing unauthorized access.

Immediate Steps to Take

Immediately updating Netop Vision Pro to a patched version beyond 9.7.1 is crucial to remediate the vulnerability and protect systems from exploitation.

Long-Term Security Practices

Implementing strict access controls, regular security audits, and monitoring file permissions can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly applying security patches and updates provided by Netop Vision Pro is essential to ensure the continued security of the systems and mitigate potential risks.