CVE-2019-16300 Missing authorization in n/a

High 7.5 Published Updated

Failure to handle host removal events in ONOS access control allows bypassing intended security restrictions.

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-2019-16300?

CVE-2019-16300 is a high-severity missing authorization vulnerability in n/a, published on 20 Feb 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Open Network Operating System (ONOS) 1.14. In the access control application (org.onosproject.acl), the host event listener does not handle the following event types: HOST_REMOVED. In combination with other applications, this could lead to the absence of intended code execution.

Weakness: CWE-755

Which versions are affected by CVE-2019-16300?

It affects 1 product.

Products include Linuxfoundation Open Network Operating System.

How do I fix CVE-2019-16300?

No fix has been published for CVE-2019-16300 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-2019-16300 being exploited?

There is no known exploitation of CVE-2019-16300 in the wild and no public exploit code.

Sources

Also known as GHSA-qf65-mvpw-q4qp.

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