CVE-2021-3809
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I. Basic Information for CVE-2021-3809
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Potential security vulnerabilities have been identified in the BIOS (UEFI Firmware) for certain HP PC products, which might allow arbitrary code execution. HP is releasing firmware updates to mitigate these potential vulnerabilities.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
HP PC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HP PC是美国惠普（HP）公司的电脑产品。 HP PC存在安全漏洞，该漏洞源于在BIOS（UEFI 固件）中存在潜在漏洞，可能允许任意代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HP Inc. | HP PC BIOS | See HP Security Bulletin reference for affected versions. | - |
II. Public POCs for CVE-2021-3809
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · HP Inc. · 2023-01-30 · 9 CVEs total
| CVE-2021-3439 | HP Workstation 安全漏洞 | |
| CVE-2022-23455 | HP Support Assistant 安全漏洞 | |
| CVE-2022-23454 | HP Support Assistant 安全漏洞 | |
| CVE-2022-23453 | HP Support Assistant 安全漏洞 | |
| CVE-2022-27537 | HP PC 安全漏洞 | |
| CVE-2021-3808 | HP PC 安全漏洞 | |
| CVE-2022-27538 | HP PC 安全漏洞 | |
| CVE-2022-3990 | HP HPSFViewer 安全漏洞 |
IV. Related Vulnerabilities
Same vendor: HP Inc.
- CVE-2026-4667
HP System Optimizer - Escalation of Privilege - CVE-2025-11998
HP Card Readers (B Models) – Potential Information Disclosur - CVE-2025-43017
HP ThinPro 8.1 SP8 Security Updates - CVE-2025-10578
HP Support Assistant - Potential Escalation of Privilege - CVE-2025-10568
HyperX NGENUITY - Arbitrary Code Execution
V. Comments for CVE-2021-3809
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