Tenable Nessus

The Tenable Nessus connector allows you to import your Nessus scan results for vulnerability assessment and risk management.

Objective

The Tenable Nessus connector allows you to import the following information:

• Nessus scan results
• Detected vulnerabilities with severity
• Scanned assets inventory

Prerequisites

• Files in Nessus format (.nessus)
• Nessus scans executed on your infrastructure
• Maximum file size: 50 MB

Procedure

Generate the Nessus export file

1. Access your Tenable Nessus console.
2. Navigate to Scans and select a completed scan.
3. Click the Export button.
4. Choose the .nessus format (Nessus native format).
5. The file will be downloaded in .nessus format.

Import into OverSOC

1. In OverSOC, go to Data Sources Settings > Sources.
2. Select Tenable Nessus and click Configure.
3. Drop your .nessus file in the upload area (max. 50 MB).
4. Click Save Configuration.

OverSOC will automatically import detected vulnerabilities, scanned assets and security recommendations.

Limitations

• Maximum file size: 50 MB
• Supported format: .nessus only
• Scans must be completed before export

Synchronization frequency

Nessus scans can be scheduled regularly via:

• Manual periodic scans
• Scan scheduling in Nessus
• Integration in your security workflow