System Management Module Firmware
CVE-2018-9083
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, the SMM contains weak default root credentials which could be used to log in to the device OS -- if the attacker manages to enable SSH or Telnet connections via some other vulnerability.
AnalysisAI
In System Management Module (SMM) versions prior to 1.06, the SMM contains weak default root credentials which could be used to log in to the device OS -- if the attacker manages to enable SSH or. 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 Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. In System Management Module (SMM) versions prior to 1.06, the SMM contains weak default root credentials which could be used to log in to the device OS -- if the attacker manages to enable SSH or Telnet connections via some other vulnerability. 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. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.
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, 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-798 – Use of Hard-coded Credentials
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today