System Management Module Firmware
CVE-2018-16094
HIGH
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
In System Management Module (SMM) versions prior to 1.06, an internal SMM function that retrieves configuration settings is prone to a buffer overflow.
AnalysisAI
In System Management Module (SMM) versions prior to 1.06, an internal SMM function that retrieves configuration settings is prone to a buffer overflow. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. In System Management Module (SMM) versions prior to 1.06, an internal SMM function that retrieves configuration settings is prone to a buffer overflow. Affected products include: Lenovo System Management Module Firmware. Version information: prior to 1.06.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.
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, 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, a field in the header of SMM firmware update images is insuffi
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
Same weakness CWE-119 – Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
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