CVE-2018-16091
CWE-119Published: November 27, 2018· Updated: Jun 17, 2026
Official Description
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.
Technical Analysis
CVE-2018-16091 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.1.
From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-119)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-16091 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts