TOCTOU Vulnerabilities in HP PC BIOS Expose Security Risks
CVE-2022-31635

7.8HIGH

Key Information:

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

Summary

Certain HP PC BIOS versions are susceptible to time-of-check to time-of-use (TOCTOU) vulnerabilities. These weaknesses may enable attackers to execute arbitrary code, gain elevated privileges, cause denial of service, and disclose sensitive information. Users are advised to update to the latest patched versions to mitigate these 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

.