CVE-2017-12075 : What You Need to Know

A vulnerability related to command injection has been discovered in the EZ-Internet feature of Synology DiskStation Manager (DSM) versions prior to 6.2-23739. This vulnerability enables remote authenticated users to execute arbitrary commands by manipulating the username parameter.

Understanding CVE-2017-12075

This CVE involves a command injection vulnerability in Synology DiskStation Manager (DSM) that allows remote authenticated users to execute arbitrary commands.

What is CVE-2017-12075?

The vulnerability in the EZ-Internet feature of Synology DSM versions before 6.2-23739 allows manipulation of the username parameter to execute unauthorized commands.

The Impact of CVE-2017-12075

The vulnerability has a CVSS base score of 7.2, indicating a high severity level with significant impacts on confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2017-12075

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability is classified as CWE-77 - Improper Neutralization of Special Elements used in a Command, allowing for command injection via the username parameter.

Affected Systems and Versions

Product: DiskStation Manager (DSM)
Vendor: Synology
Versions Affected: Prior to 6.2-23739

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: Low
Privileges Required: High
User Interaction: None
Scope: Unchanged
Availability Impact: High
Confidentiality Impact: High
Integrity Impact: High

Mitigation and Prevention

Protecting systems from CVE-2017-12075 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected systems to version 6.2-23739 or later to mitigate the vulnerability.
Monitor and restrict user access to critical system functionalities.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access.
Regularly audit and review system logs for any suspicious activities.

Patching and Updates

Regularly apply security patches and updates provided by Synology to address known vulnerabilities.