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CVE-2021-3439

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 Workstation是美国惠普（HP）公司的一款高性能台式电脑。 HP Workstation存在安全漏洞，该漏洞源于在BIOS固件中存在潜在漏洞。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1574.001 · DLL
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I. Basic Information for CVE-2021-3439

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
HP has identified a potential vulnerability in BIOS firmware of some Workstation products. Firmware updates are being released 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 Workstation 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HP Workstation是美国惠普（HP）公司的一款高性能台式电脑。 HP Workstation存在安全漏洞，该漏洞源于在BIOS固件中存在潜在漏洞。
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-2021-3439

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3439

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Other References for CVE-2021-3439 (1)

Same Patch Batch · HP Inc. · 2023-01-30 · 9 CVEs total

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-2021-3809 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-2021-3439

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