CVE-2018-12191 Memory corruption in Intel(R) CSME, Server Platform Services, Trusted Execution Engine and Intel(R) Active Management Technology

High 7.6 Published 14 Mar 2019 Updated 16 Sep 2024

An unauthenticated attacker with physical access can execute arbitrary code due to a bounds check error in Intel firmware components.

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-2018-12191?

CVE-2018-12191 is a high-severity memory corruption 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

Bounds check 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 versions 4.00.04.383 or SPS 4.01.02.174, or Intel(R) TXE before versions 3.1.60 or 4.0.10 may allow an unauthenticated user to potentially execute arbitrary code via physical access.

Weakness: CWE-119

Which versions are affected by CVE-2018-12191?

It affects 3 products.

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

How do I fix CVE-2018-12191?

No fix has been published for CVE-2018-12191 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-12191 being exploited?

There is no known exploitation of CVE-2018-12191 in the wild and no public exploit code.

Sources

Also known as GHSA-8668-g22h-6crc.