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CVE-2022-27538

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中存在潜在的使用时间检查(TOCTOU)漏洞，攻击者利用该漏洞可能导致任意代码执行、拒绝服务和信息泄露。

AI Predicted 5.6 Difficulty: Hard EPSS 0.14% · P3
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I. Basic Information for CVE-2022-27538

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential Time-of-Check to Time-of-Use (TOCTOU) vulnerability has been identified in the BIOS for certain HP PC products which may allow arbitrary code execution, denial of service, and information disclosure. HP is releasing BIOS updates to mitigate the potential vulnerability.
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中存在潜在的使用时间检查(TOCTOU)漏洞，攻击者利用该漏洞可能导致任意代码执行、拒绝服务和信息泄露。
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-2022-27538

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III. Intelligence Information for CVE-2022-27538

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Other References for CVE-2022-27538 (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-2021-3809 HP PC 安全漏洞
CVE-2021-3808 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-2022-27538

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