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CVE-2021-3809

Quick assessment

Affected
HP Inc. HP PC BIOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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。

AI Predicted 9.0 Difficulty: Theoretical EPSS 0.24% · P14
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I. Basic Information for CVE-2021-3809

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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

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III. Intelligence Information for CVE-2021-3809

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Other References for CVE-2021-3809 (1)

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 product: HP PC BIOS
Same vendor: HP Inc.

V. Comments for CVE-2021-3809

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