System Management Module Firmware
CVE-2018-16089
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK
2 techniques across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, high complexity, low privileges required, no user interaction not required. |
| Exploit ScenarioDerived | A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. |
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Alert meAnalysisAI
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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. 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. Affected products include: Lenovo System Management Module Firmware. Version information: prior to 1.06.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
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.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
OS command injection occurs when an application passes unsanitized user input directly into system shell commands.
Affected Products (CPE)NVD
In System Management Module (SMM) versions prior to 1.06, the SMM contains weak default root credentials which could be
In System Management Module (SMM) versions prior to 1.06, an internal SMM function that retrieves configuration settings
In System Management Module (SMM) versions prior to 1.06, the FFDC feature includes the collection of SMM system files c
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable t
In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable t
In System Management Module (SMM) versions prior to 1.06, if an attacker manages to log in to the device OS, the validat
In System Management Module (SMM) versions prior to 1.06, the SMM web interface for changing Enclosure VPD fails to suff
In System Management Module (SMM) versions prior to 1.06, the SMM records hashed passwords to a debug log when user auth
GitHub PoC
Exploit-DB