Skip to content

Nexus Repository API Token

Service Name: Sonatype Nexus Repository

Service Description: Sonatype Nexus Repository is a repository manager that allows developers to proxy, collect, and manage dependencies. It supports various package formats including Maven, npm, Docker, and more, providing a central place to manage binary components.

Service Address: https://www.sonatype.com/products/nexus-repository

Validation Type: API Auth

IP Allow list: IP restrictions can be configured at the repository level through Nexus Repository's realm configuration and security settings.

Secret Access Scope: Grants programmatic access to Nexus Repository resources based on the user's permissions. Can be used to upload, download, and manage artifacts in repositories.

Secret Revokement URL: https://help.sonatype.com/repomanager3/nexus-repository-administration/user-authentication/managing-users

Secret Example: d217f023-364a-3b83-8c21-8710d5246ce8

Suspicious Activity Investigation Instructions:

  • Review Nexus Repository audit logs for unusual artifact uploads or downloads
  • Check for unauthorized repository creation or modification
  • Monitor for unusual access patterns or high volume of requests
  • Verify if the token has been used from unusual IP addresses
  • Examine access times for activity outside normal working hours

Mitigation Instructions:

  • Log in to the Nexus Repository admin interface

  • Navigate to Administration → Security → Users

  • Select the user whose token needs to be revoked
  • Click on "Reset user token" or "Delete user token" option
  • Generate a new token if needed for legitimate use cases
  • Consider implementing more restrictive role-based access controls
  • Update any CI/CD pipelines or automation tools with the new token
  • Consider implementing IP restrictions for repository access