Medium severity · published Nov 11, 2022
CVE-2022-21198
Time-of-check time-of-use race condition in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local…
6.4
CVSS
0.2%
EPSS
No
On KEV
Description
Time-of-check time-of-use race condition 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:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
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 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
C1
Celeron 1000m Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1005m Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1007u Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1017u Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1019y Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1020e Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1020m Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1037u Firmware · Intel
All versions, or not specified · source: NVD
C1
Celeron 1047ue Firmware · Intel
All versions, or not specified · source: NVD
C2
Celeron 2955u Firmware · Intel
All versions, or not specified · source: NVD
C2
Celeron 2957u Firmware · Intel
All versions, or not specified · source: NVD
C2
Celeron 2970m Firmware · Intel
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21198
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21198
Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00688.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-686975.html
More from Celeron 1000m Firmware
8.0
CVE-2023-25756
Out-of-bounds read in the BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via adjacent access
3.5
CVE-2023-22329
Improper input validation in the BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via adjacent access