CVE-2018-12192 Auth bypass in Intel(R) CSME, Server Platform Services, Trusted Execution Engine and Intel(R) Active Management Technology

Medium 6.8 Published 14 Mar 2019 Updated 16 Sep 2024

An unauthenticated attacker with physical access can bypass MEBx authentication in Intel CSME firmware due to a logic bug.

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-2018-12192?

CVE-2018-12192 is a medium-severity authentication bypass vulnerability in Intel(R) CSME, Server Platform Services, Trusted Execution Engine and Intel(R) Active Management Technology, published on 14 Mar 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Logic bug in Kernel subsystem in Intel CSME before version 11.8.60, 11.11.60, 11.22.60 or 12.0.20, or Intel(R) Server Platform Services before version SPS_E5_04.00.04.393.0 may allow an unauthenticated user to potentially bypass MEBx authentication via physical access.

Weakness: CWE-287

Which versions are affected by CVE-2018-12192?

It affects 2 products.

Products include Intel Converged Security Management Engine Firmware, Intel Server Platform Services Firmware.

How do I fix CVE-2018-12192?

No fix has been published for CVE-2018-12192 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2018-12192 being exploited?

There is no known exploitation of CVE-2018-12192 in the wild and no public exploit code.

Sources

Also known as GHSA-w4wf-4wg4-m73g.