CVE-2019-3990 Missing authorization in Harbor
Attackers can bypass administrator restrictions on the users API to enumerate registered users in Harbor container registries.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-3990?
CVE-2019-3990 is a medium-severity missing authorization vulnerability in Harbor, published on 3 Dec 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A User Enumeration flaw exists in Harbor. The issue is present in the "/users" API endpoint. This endpoint is supposed to be restricted to administrators. This restriction is able to be bypassed and information can be obtained about registered users can be obtained via the "search" functionality.
Weakness: CWE-269
Which versions are affected by CVE-2019-3990?
It affects 1 product.
Products include Linuxfoundation Harbor.
How do I fix CVE-2019-3990?
No fix has been published for CVE-2019-3990 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-3990 being exploited?
There is no known exploitation of CVE-2019-3990 in the wild and no public exploit code.
Other vulnerabilities in Harbor
- CVE-2026-4404 Use of hard coded credentials in GoHarbor Harbor
- CVE-2019-19023 Privilege Escalation in Cloud Native Computing Foundation Harbor
- CVE-2019-19025 Cross-site Request Forgery (CSRF) in Cloud Native Computing Foundation Harbor
- CVE-2017-17697 Server-side request forgery in n/a
- CVE-2022-31666 Harbor fails to validate user permissions while Viewing, updating and deleting Webhook policies
Sources
Also known as GHSA-6qj9-33j4-rvhg.