CVE-2022-21198

2022-11-1115:49:10

intel

www.cve.org

cve-2022-21198

bios firmware

intel processors

privilege escalation

local access

security vulnerability

7.9 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H

8 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.6%

JSON

Time-of-check time-of-use race condition in the BIOS firmware for some Intel® Processors may allow a privileged user to potentially enable escalation of privilege via local access.

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Intel(R) Processors",
    "versions": [
      {
        "version": "See references",
        "status": "affected"
      }
    ],
    "defaultStatus": "unaffected"
  }
]