Privilege Escalation Affecting github.com/google/exposure-notifications-verification-server/pkg/rbac package, versions <0.23.1


0.0
medium
  • Attack Complexity

    Low

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • snyk-id

    SNYK-GOLANG-GITHUBCOMGOOGLEEXPOSURENOTIFICATIONSVERIFICATIONSERVERPKGRBAC-1090179

  • published

    1 Apr 2021

  • disclosed

    1 Apr 2021

  • credit

    Unknown

How to fix?

Upgrade github.com/google/exposure-notifications-verification-server/pkg/rbac to version 0.23.1 or higher.

Overview

github.com/google/exposure-notifications-verification-server/pkg/rbac is a Package rbac implements authorization.

Affected versions of this package are vulnerable to Privilege Escalation. A privilege escalation exists which allows an attacker who

  • (1) has UserWrite permissions
  • (2) is using a carefully crafted request or malicious proxy

to create another user with higher privileges than their own. This occurs due to insufficient checks on the allowed set of permissions. The new user creation event would be captured in the Event Log.