CVE-2018-16089 System Management Module Vulnerabilities
Post-authentication command injection in Lenovo ThinkSystem SMM firmware allows root code execution via unsanitized image headers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-16089?
CVE-2018-16089 is a high-severity command injection vulnerability in Lenovo ThinkSystem SMM, published on 27 Nov 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In System Management Module (SMM) versions prior to 1.06, a field in the header of SMM firmware update images is insufficiently sanitized, allowing post-authentication command injection on the SMM as the root user.
Weakness: CWE-78
Which versions are affected by CVE-2018-16089?
It affects 1 product.
Products include Lenovo System Management Module Firmware.
How do I fix CVE-2018-16089?
No fix has been published for CVE-2018-16089 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2018-16089 being exploited?
There is no known exploitation of CVE-2018-16089 in the wild and no public exploit code.
Other vulnerabilities in Lenovo ThinkSystem SMM
Sources
Also known as GHSA-c33r-r827-v785.