CVE-2020-9039 Missing authorization in n/a
Unauthenticated access to Couchbase Server projector and indexer REST endpoints allows attackers to modify configuration and collect performance profiles.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-9039?
CVE-2020-9039 is a critical missing authorization vulnerability in Couchbase Couchbase Server, published on 22 Feb 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Couchbase Server 4.0.0, 4.1.0, 4.1.1, 4.5.0, 4.5.1, 4.6.0 through 4.6.5, 5.0.0, 5.1.1, 5.5.0 and 5.5.1 have Insecure Permissions for the projector and indexer REST endpoints (they allow unauthenticated access).The /settings REST endpoint exposed by the projector process is an endpoint that administrators can use for various tasks such as updating configuration and collecting performance profiles. The endpoint was unauthenticated and has been updated to only allow authenticated users to access these administrative APIs.
Weakness: CWE-276
Which versions are affected by CVE-2020-9039?
It affects 1 product.
Products include Couchbase Couchbase Server.
How do I fix CVE-2020-9039?
No fix has been published for CVE-2020-9039 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-2020-9039 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-9039 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in Couchbase Couchbase Server
Sources
Also known as GHSA-j2x2-7857-rm23.