CVE-2020-36611 Explained : Impact and Mitigation

Hitachi Tuning Manager on Linux is affected by an Incorrect Default Permissions vulnerability that allows local users to read and write specific files. This issue impacts versions before 8.8.5-00.

Understanding CVE-2020-36611

This CVE involves a vulnerability in Hitachi Tuning Manager that could be exploited by local users to manipulate files.

What is CVE-2020-36611?

The CVE-2020-36611 vulnerability in Hitachi Tuning Manager on Linux enables unauthorized local users to access and modify specific files due to incorrect default permissions.

The Impact of CVE-2020-36611

The impact of this vulnerability is categorized under CAPEC-165 (File Manipulation), potentially leading to unauthorized file access and modification by local users.

Technical Details of CVE-2020-36611

Hitachi Tuning Manager is affected by an Incorrect Default Permissions vulnerability, as detailed below:

Vulnerability Description

The vulnerability allows local users to read and write specific files due to incorrect default permissions in Hitachi Tuning Manager on Linux.

Affected Systems and Versions

Affected Product: Hitachi Tuning Manager
Vendor: Hitachi
Platforms: Linux
Versions Affected: Before 8.8.5-00

Exploitation Mechanism

The vulnerability can be exploited by local users to gain unauthorized access and modify files within Hitachi Tuning Manager on Linux.

Mitigation and Prevention

To address CVE-2020-36611, consider the following steps:

Immediate Steps to Take

Upgrade Hitachi Tuning Manager to version 8.8.5-00 or later to mitigate the vulnerability.
Restrict local user permissions to minimize the risk of unauthorized file access.

Long-Term Security Practices

Regularly review and update file permissions to ensure proper access controls.
Implement least privilege principles to limit user access to essential files.

Patching and Updates

Stay informed about security advisories from Hitachi and promptly apply patches to secure Hitachi Tuning Manager.