High severity · published Feb 16, 2023
CVE-2021-0187
Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access
8.2
CVSS
0.2%
EPSS
No
On KEV
Description
Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable an escalation of privilege via local access.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XG
Xeon Gold 5315y Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5317 Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5318h Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5318n Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5318s Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5318y Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5320 Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5320h Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 5320t Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 6312u Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 6314u Firmware · Intel
All versions, or not specified · source: NVD
XG
Xeon Gold 6326 Firmware · Intel
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-0187
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-0187
Vendor Advisory
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00717.html
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