Back to Database
Status published
Unknown
CVE-2021-3661
A potential security vulnerability has been identified in certain HP...
Vulnerability Description
A potential security vulnerability has been identified in certain HP Workstation BIOS (UEFI firmware) which may allow arbitrary code execution. HP is releasing firmware mitigations for the potential vulnerability.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-3661
Credits & Attribution
No credits recorded in the NVD database.
More from HP Inc.
View All →CVE-2025-43489
Poly Clariti Manager - Multiple Security Vulnerabilities
Low
2
CVE-2025-43488
Poly Clariti Manager - Multiple Security Vulnerabilities
Low
2
CVE-2025-43487
Poly Clariti Manager - Multiple Security Vulnerabilities
Medium
6.9
CVE-2025-43486
Poly Clariti Manager - Multiple Security Vulnerabilities
Medium
5.7
CVE-2025-43485
Poly Clariti Manager - Multiple Security Vulnerabilities
Medium
5.7
Affected Vendor
HP Inc.
View all reports →Affected Software
HP Workstation BIOS
Vulnerable Versions:
See HP Security Bulletin reference for affected versions.
Timeline
Official Publish:
November 21st, 2022
Last Modified:
April 29th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.