What’s Vulnerable › Vulnerabilities

CVE-2022-21198

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-11 · updated 2026-08-11
• Weakness: CWE-367

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.

Affected products

• Intel Celeron 1000M Firmware: all versions
• Intel Celeron 1005M Firmware: all versions
• Intel Celeron 1007U Firmware: all versions
• Intel Celeron 1017U Firmware: all versions
• Intel Celeron 1019Y Firmware: all versions
• Intel Celeron 1020E Firmware: all versions
• Intel Celeron 1020M Firmware: all versions
• Intel Celeron 1037U Firmware: all versions
• Intel Celeron 1047Ue Firmware: all versions
• Intel Celeron 2955U Firmware: all versions
• Intel Celeron 2957U Firmware: all versions
• Intel Celeron 2970M Firmware: all versions
• Intel Celeron 2980U Firmware: all versions
• Intel Celeron 2981U Firmware: all versions
• Intel Celeron 3755U Firmware: all versions
• Intel Celeron 3765U Firmware: all versions
• Intel Celeron 3855U Firmware: all versions
• Intel Celeron 3865U Firmware: all versions
• Intel Celeron 3867U Firmware: all versions
• Intel Celeron 3955U Firmware: all versions
• Intel Celeron 3965U Firmware: all versions
• Intel Celeron 3965Y Firmware: all versions
• Intel Celeron 4205U Firmware: all versions
• Intel Celeron 4305U Firmware: all versions
• Intel Celeron 4305Ue Firmware: all versions
• Intel Celeron 5205U Firmware: all versions
• Intel Celeron 5305U Firmware: all versions
• Intel Celeron 6305 Firmware: all versions
• Intel Celeron 6305E Firmware: all versions
• Intel Celeron 6600He Firmware: all versions

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00688.html
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00688.html
• https://cert-portal.siemens.com/productcert/html/ssa-686975.html

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