Privilege Escalation Affecting github.com/google/exposure-notifications-verification-server/pkg/rbac package, versions <0.23.1
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1 Apr 2021
1 Apr 2021
How to fix?
github.com/google/exposure-notifications-verification-server/pkg/rbac to version 0.23.1 or higher.
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.