CVE-2019-6674 Denial of service in SSL Orchestrator

High 7.5 Published Updated

Attackers can crash the Traffic Management Microkernel in F5 SSL Orchestrator when using service-chaining configurations, causing a denial of service.

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-2019-6674?

CVE-2019-6674 is a high-severity denial of service vulnerability in F5 SSL Orchestrator, published on 27 Nov 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On F5 SSL Orchestrator 15.0.0-15.0.1 and 14.0.0-14.1.2, TMM may crash when processing SSLO data in a service-chaining configuration.

Which versions are affected by CVE-2019-6674?

It affects 1 product.

Products include F5 Ssl Orchestrator.

How do I fix CVE-2019-6674?

No fix has been published for CVE-2019-6674 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2019-6674 being exploited?

There is no known exploitation of CVE-2019-6674 in the wild and no public exploit code.

Sources

Also known as GHSA-vqmr-6f7c-q88q.

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