CVE-2022-27610 : What You Need to Know

A Path Traversal vulnerability, CVE-2022-27610, was discovered in Synology DiskStation Manager (DSM) before version 6.2.3-25423. This vulnerability could allow remote authenticated users to delete arbitrary files through the webapi component.

Understanding CVE-2022-27610

This section provides insights into the nature and impact of the CVE-2022-27610 vulnerability.

What is CVE-2022-27610?

The CVE-2022-27610 vulnerability involves improper limitation of a pathname to a restricted directory, also known as a 'Path Traversal' vulnerability. It exists in the webapi component of Synology DiskStation Manager (DSM) before version 6.2.3-25423. Remote authenticated users can exploit this vulnerability to delete arbitrary files using unspecified vectors.

The Impact of CVE-2022-27610

The impact of CVE-2022-27610 is rated as medium severity with a CVSS base score of 6.5. The vulnerability has a high impact on availability and integrity, requiring high privileges from the attacker. While the confidentiality impact is none, the integrity impact is high.

Technical Details of CVE-2022-27610

Explore the technical specifics of the CVE-2022-27610 vulnerability to understand its implications better.

Vulnerability Description

The vulnerability stems from the improper handling of pathnames in a restricted directory, leading to a path traversal exploit that enables users to delete files they should not have access to.

Affected Systems and Versions

Synology DiskStation Manager (DSM) versions prior to 6.2.3-25423 are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Remote authenticated users can exploit this vulnerability by manipulating the pathname in the webapi component to navigate beyond the restricted directory and delete files.

Mitigation and Prevention

Learn about the steps to mitigate the risks associated with CVE-2022-27610 and prevent potential exploitation.

Immediate Steps to Take

It is recommended to update Synology DiskStation Manager (DSM) to version 6.2.3-25423 or newer to address this vulnerability. Additionally, users should review access controls and permissions to limit the impact of path traversal attacks.

Long-Term Security Practices

Implementing least privilege principles, regular security audits, and user input validation can help prevent path traversal vulnerabilities and enhance overall system security.

Patching and Updates

Stay informed about security advisories from Synology and promptly apply patches and updates to ensure your systems are protected from known vulnerabilities.