CVE-2022-44643 Access policy with access to all tenants and using label selectors has more access

Medium 5.7 Published Updated

Attackers can bypass label selector restrictions in Grafana Enterprise Metrics access policies when granted access to all tenants, leading to unauthorized data access.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2022-44643?

CVE-2022-44643 is a medium-severity missing authorization vulnerability in n/a, published on 21 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability in the label-based access control of Grafana Labs Grafana Enterprise Metrics allows an attacker more access than intended. If an access policy which has label selector restrictions also has been granted access to all tenants in the system, the label selector restrictions will not be applied when using this policy with the affected versions of the software. This issue affects: Grafana Labs Grafana Enterprise Metrics GEM 1.X versions prior to 1.7.1 on AMD64; GEM 2.X versions prior to 2.3.1 on AMD64.

Weakness: CWE-284

Which versions are affected by CVE-2022-44643?

It affects 1 product.

Products include Grafana Enterprise Metrics.

How do I fix CVE-2022-44643?

No fix has been published for CVE-2022-44643 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-2022-44643 being exploited?

There is no known exploitation of CVE-2022-44643 in the wild and no public exploit code.

Sources

Also known as GHSA-rp9r-6gmg-rh38.

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