CVE-2020-15386 Denial of service in Brocade Fabric OS

Medium 5.3 Published Updated

Brocade Fabric OS devices may experience high CPU load and slow response times during security scanning, potentially degrading operational performance.

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-2020-15386?

CVE-2020-15386 is a medium-severity denial of service vulnerability in Broadcom Fabric Operating System, published on 9 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Brocade Fabric OS prior to v9.0.1a and 8.2.3a and after v9.0.0 and 8.2.2d may observe high CPU load during security scanning, which could lead to a slower response to CLI commands and other operations.

Which versions are affected by CVE-2020-15386?

It affects 1 product.

Products include Broadcom Fabric Operating System.

How do I fix CVE-2020-15386?

No fix has been published for CVE-2020-15386 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-2020-15386 being exploited?

There is no known exploitation of CVE-2020-15386 in the wild and no public exploit code.

All Broadcom Fabric Operating System vulnerabilities

Sources

Also known as GHSA-52mw-589c-4mv9.

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