CVE-2021-27275 : What You Need to Know

This CVE-2021-27275 impacts NETGEAR's ProSAFE Network Management System version 1.6.0.26. Attackers can exploit this vulnerability to disclose sensitive information and delete arbitrary files.

Understanding CVE-2021-27275

This CVE involves a flaw in the ConfigFileController class, allowing remote attackers to bypass authentication and conduct a denial-of-service attack.

What is CVE-2021-27275?

CVE-2021-27275 is a vulnerability in NETGEAR's ProSAFE Network Management System 1.6.0.26 that permits attackers to reveal sensitive data and execute file deletions.

The Impact of CVE-2021-27275

The vulnerability has a CVSS base score of 8.3 (High), enabling attackers to delete files and access confidential information remotely.

Technical Details of CVE-2021-27275

This section outlines the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The flaw allows attackers to disclose sensitive information and delete files due to improper path validation in the ConfigFileController class.

Affected Systems and Versions

ProSAFE Network Management System version 1.6.0.26 by NETGEAR is affected by this vulnerability.

Exploitation Mechanism

Attackers can bypass authentication to reveal sensitive data and trigger a denial-of-service attack on the system.

Mitigation and Prevention

To secure your system from CVE-2021-27275, follow these steps:

Immediate Steps to Take

Apply security patches and updates provided by NETGEAR promptly.
Monitor network traffic for any suspicious activity or unauthorized file deletions.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access.
Regularly audit file permissions and system logs for any unusual activities.

Patching and Updates

Keep your ProSAFE Network Management System up to date with the latest security patches and fixes.