Medium severity · published Jun 9, 2020
CVE-2020-8321
A potential vulnerability in the SMI callback function used in the System Lock Preinstallation driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code…
6.7
CVSS
0.3%
EPSS
No
On KEV
Description
A potential vulnerability in the SMI callback function used in the System Lock Preinstallation driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code execution.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
1F
130-14ast Firmware · Lenovo
All versions, or not specified · source: NVD
1F
130-14ikb Firmware · Lenovo
All versions, or not specified · source: NVD
1F
130-15ast Firmware · Lenovo
All versions, or not specified · source: NVD
1F
130-15ikb Firmware · Lenovo
All versions, or not specified · source: NVD
3F
320c-15ikb Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-14igm Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-14ikb Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-14ikbr Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-15arr Firmware · Lenovo
All versions, or not specified · source: NVD
3T
330-15arr Touch Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-15ich Firmware · Lenovo
All versions, or not specified · source: NVD
3F
330-15igm Firmware · Lenovo
All versions, or not specified · source: NVD