CVE-2018-3652 Information disclosure in Intel Xeon Processor

High 7.6 Published Updated

A limited physical presence attacker can access platform secrets via debug interfaces due to existing UEFI setting restrictions in Intel Xeon processors.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-3652?

CVE-2018-3652 is a high-severity vulnerability in Intel Xeon Processor, published on 10 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Existing UEFI setting restrictions for DCI (Direct Connect Interface) in 5th and 6th generation Intel Xeon Processor E3 Family, Intel Xeon Scalable processors, and Intel Xeon Processor D Family allows a limited physical presence attacker to potentially access platform secrets via debug interfaces.

Weakness: CWE-200

Which versions are affected by CVE-2018-3652?

It affects 34 products.

Products include Intel Atom C, Intel Xeon, Intel Xeon Bronze 3104, Intel Xeon Bronze 3106, Intel Xeon E3, Intel Xeon E3 1220 V5 and 28 more.

How do I fix CVE-2018-3652?

No fix has been published for CVE-2018-3652 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-3652 being exploited?

There is no known exploitation of CVE-2018-3652 in the wild and no public exploit code.

Sources

Also known as GHSA-jh7f-g95c-2jp7.

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