TOCTOU Vulnerabilities in BIOS of HP PC Products
CVE-2022-31637

7.8HIGH

Key Information:

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

Summary

Several HP PC products are susceptible to time-of-check to time-of-use (TOCTOU) vulnerabilities in the BIOS, posing a risk of arbitrary code execution, escalation of privileges, denial of service, and potential information disclosure. These vulnerabilities could be exploited by attackers to gain unauthorized access, execute malicious code, or disrupt system operations, thereby compromising the integrity and security of affected systems. Users are advised to consult HP's official documentation to identify impacted models and remediate the risks.

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

.