CVE-2018-9083 System Management Module Vulnerabilities

High 8.1 Published 27 Nov 2018 Updated 5 Aug 2024

Weak default root credentials in Lenovo ThinkSystem SMM allow attackers to gain OS access if SSH or Telnet is enabled.

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-2018-9083?

CVE-2018-9083 is a high-severity vulnerability in Lenovo ThinkSystem SMM, published on 27 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In System Management Module (SMM) versions prior to 1.06, the SMM contains weak default root credentials which could be used to log in to the device OS -- if the attacker manages to enable SSH or Telnet connections via some other vulnerability.

Weakness: CWE-798

Which versions are affected by CVE-2018-9083?

It affects 1 product.

Products include Lenovo System Management Module Firmware.

How do I fix CVE-2018-9083?

No fix has been published for CVE-2018-9083 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-9083 being exploited?

There is no known exploitation of CVE-2018-9083 in the wild and no public exploit code.

Sources

Also known as GHSA-84ph-3h5g-8mx3.