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CVE-2022-27540

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 BIOS firmware是美国惠普（HP）公司的一个打印机 BIOS 固件。 HP BIOS firmware 存在安全漏洞，该漏洞源于存在潜在TOCTOU漏洞，可能允许任意代码执行、拒绝服务和信息泄露。

AI Predicted 6.5 Difficulty: Hard EPSS 0.12% · P2

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2022-27540

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 HP BIOS for certain HP PC products, which might 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 BIOS firmware 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HP BIOS firmware是美国惠普（HP）公司的一个打印机 BIOS 固件。 HP BIOS firmware 存在安全漏洞，该漏洞源于存在潜在TOCTOU漏洞，可能允许任意代码执行、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-2022-27540

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III. Intelligence Information for CVE-2022-27540

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Other References for CVE-2022-27540 (1)

IV. Related Vulnerabilities

Same product: HP PC BIOS
Same vendor: HP Inc.

V. Comments for CVE-2022-27540

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