CVE-2023-41738 : Security Advisory and Response

A critical vulnerability, CVE-2023-41738, has been discovered in Synology Router Manager (SRM) by Claroty Research. This vulnerability could allow remote authenticated users to execute arbitrary commands, posing a significant security risk to the affected systems.

Understanding CVE-2023-41738

CVE-2023-41738 is related to improper neutralization of special elements used in an OS command (OS Command Injection) in the Directory Domain Functionality of Synology Router Manager (SRM) before version 1.3.1-9346-6.

What is CVE-2023-41738?

The vulnerability in CVE-2023-41738 allows remote authenticated users to run arbitrary commands through unspecified vectors.

The Impact of CVE-2023-41738

The impact of this vulnerability is classified as HIGH, with a CVSS base score of 7.2. Attackers could exploit this flaw to execute malicious commands on the affected systems, potentially leading to severe consequences such as data breaches or system compromise.

Technical Details of CVE-2023-41738

This section provides specific technical details regarding the vulnerability.

Vulnerability Description

The vulnerability arises from improper neutralization of special elements in OS commands, enabling remote authenticated users to perform unauthorized commands on the affected SRM systems.

Affected Systems and Versions

Synology Router Manager (SRM) versions prior to 1.3.1-9346-6 are impacted by this vulnerability, with version 1.3 being particularly susceptible.

Exploitation Mechanism

Attackers with remote authenticated access could exploit this vulnerability by crafting malicious commands and sending them through unspecified vectors to execute unauthorized actions.

Mitigation and Prevention

To safeguard systems from CVE-2023-41738, it is crucial to implement immediate mitigation measures and establish long-term security practices.

Immediate Steps to Take

Update Synology Router Manager (SRM) to version 1.3.1-9346-6 or higher to eliminate the vulnerability.
Monitor system logs for any suspicious activities that could indicate exploitation attempts.

Long-Term Security Practices

Regularly apply security patches and updates to protect against known vulnerabilities.
Conduct security audits and penetration testing to identify and address security weaknesses proactively.

Patching and Updates

Stay informed about security advisories and patches released by Synology to address potential security risks and vulnerabilities.