Time-of-Check to Time-of-Use Vulnerabilities in HP BIOS Products
CVE-2022-31636

7.8HIGH

Key Information:

Vendor
HP
Status
HP Pc BiOS
Vendor
CVE Published:
13 June 2023

Summary

Certain HP PC products contain vulnerabilities in their BIOS related to time-of-check to time-of-use (TOCTOU) flaws. These vulnerabilities may allow attackers to execute arbitrary code, escalate privileges, cause denial of service, or disclose confidential information, posing significant security risks to affected systems.

Affected Version(s)

HP PC BIOS See HP Security Bulletin reference for affected versions.

References

https://support.hp.com/us-en/document/ish_7149996-7150021...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.