CVE-2018-3658 Denial of service in Intel(R) Active Management Technology

Medium 5.3 Published 12 Sep 2018 Updated 16 Sep 2024

Unauthenticated attackers can cause partial denial of service via network access due to memory leaks in Intel AMT firmware.

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-2018-3658?

CVE-2018-3658 is a medium-severity denial of service vulnerability in Intel Active Management Technology Firmware, published on 12 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple memory leaks in Intel AMT in Intel CSME firmware versions before 12.0.5 may allow an unauthenticated user with Intel AMT provisioned to potentially cause a partial denial of service via network access.

Weakness: CWE-772

Which versions are affected by CVE-2018-3658?

It affects 14 products.

Products include Intel Active Management Technology Firmware, Intel Converged Security Management Engine Firmware, Intel Manageability Engine Firmware, Siemens Simatic Field Pg M5 Firmware, Siemens Simatic Ipc427e Firmware, Siemens Simatic Ipc477e Firmware and 8 more.

How do I fix CVE-2018-3658?

No fix has been published for CVE-2018-3658 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-2018-3658 being exploited?

There is no known exploitation of CVE-2018-3658 in the wild and no public exploit code.

All Intel Active Management Technology Firmware vulnerabilities

Sources

Also known as GHSA-4xf8-qhpw-9g4c.