CVE-2018-8931 Missing authorization in n/a

Critical 9.0 Published Updated

Insufficient access control in AMD Ryzen Secure Processor allows attackers to bypass security restrictions and potentially execute arbitrary code.

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-2018-8931?

CVE-2018-8931 is a critical missing authorization vulnerability in n/a, published on 22 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The AMD Ryzen, Ryzen Pro, and Ryzen Mobile processor chips have insufficient access control for the Secure Processor, aka RYZENFALL-1.

Weakness: CWE-732

Which versions are affected by CVE-2018-8931?

It affects 3 products.

Products include Amd Ryzen Firmware, Amd Ryzen Mobile Firmware, Amd Ryzen Pro Firmware.

How do I fix CVE-2018-8931?

No fix has been published for CVE-2018-8931 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-2018-8931 being exploited?

There is no known exploitation of CVE-2018-8931 in the wild and no public exploit code.

Sources

Also known as GHSA-jrw7-rxvm-x5jj.

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