Medium severity · published Feb 16, 2023
CVE-2022-26343
Improper access control in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access
6.7
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 escalation of privilege via local access.
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)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
XB
Xeon Bronze 3104 Firmware · Intel
All versions, or not specified · source: NVD
XB
Xeon Bronze 3106 Firmware · Intel
All versions, or not specified · source: NVD
XB
Xeon Bronze 3204 Firmware · Intel
All versions, or not specified · source: NVD
XB
Xeon Bronze 3206r Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1513n Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1518 Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1520 Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1521 Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1523n Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1527 Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1528 Firmware · Intel
All versions, or not specified · source: NVD
XD
Xeon D-1529 Firmware · Intel
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-26343
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-26343
Vendor Advisory
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00717.html
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Improper initialization in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access
5.5
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Improper input validation for some Intel(R) Xeon(R) Processors may allow a privileged user to potentially enable denial of service via local access
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Improper access control for some Intel(R) Xeon(R) Processors may allow an authenticated user to potentially enable information disclosure via local access