CVE-2018-16091
System Management Module Vulnerabilities
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
- Record
CVE-2018-16091- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
System Management Module Vulnerabilities
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
- Record
CVE-2018-16091- Updated
- 2026-11-02
EUVDEUVD-2018-7948 No score
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
- Record
EUVD-2018-7948- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p9vj-3h39-96p7
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and...
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
- Record
GHSA-p9vj-3h39-96p7- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-16091 is a high vulnerability (CVSS 8.1) in Lenovo System Management Module Firmware, published November 27, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.57%, the 47th percentile. No source names a fixed version.