TOCTOU Vulnerabilities in HP BIOS for Selected PC Products
CVE-2022-31638

7.8HIGH

Key Information:

Vendor

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

What is CVE-2022-31638?

HP has identified potential time-of-check to time-of-use (TOCTOU) vulnerabilities in the BIOS of various HP PC products. These vulnerabilities could allow attackers to execute arbitrary code, escalate privileges, cause a denial of service, or disclose sensitive information. This situation warrants immediate attention as it poses significant risks to system integrity and user data security.

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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

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