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CVE-2022-31221

Quick assessment

Affected
Dell CPG 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.

Dell BIOS是美国戴尔（Dell）公司的一个计算机主板上小型内存芯片上的嵌入式软件。 Dell BIOS存在安全漏洞，该漏洞源于包含信息泄露漏洞，本地经过身份验证的管理员用户可能会利用此漏洞来访问系统上的敏感状态信息。

CVSS 2.3 · Low EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2022-31221

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell BIOS versions contain an Information Exposure vulnerability. A local authenticated administrator user could potentially exploit this vulnerability in order access sensitive state information on the system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Dell BIOS 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell BIOS是美国戴尔（Dell）公司的一个计算机主板上小型内存芯片上的嵌入式软件。 Dell BIOS存在安全漏洞，该漏洞源于包含信息泄露漏洞，本地经过身份验证的管理员用户可能会利用此漏洞来访问系统上的敏感状态信息。
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
Dell CPG BIOS unspecified ~ 21Q4 platforms -

II. Public POCs for CVE-2022-31221

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III. Intelligence Information for CVE-2022-31221

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Other References for CVE-2022-31221 (1)

Same Patch Batch · Dell · 2022-09-12 · 7 CVEs total

CVE-2022-31226 7.1 HIGH Dell BIOS 缓冲区错误漏洞
CVE-2022-31225 3.0 LOW Dell BIOS 安全漏洞
CVE-2022-31220 3.0 LOW Dell BIOS 安全漏洞
CVE-2022-31223 2.3 LOW Dell BIOS 安全漏洞
CVE-2022-31222 2.3 LOW Dell BIOS 安全漏洞
CVE-2022-31224 2.0 LOW Dell BIOS 安全漏洞

IV. Related Vulnerabilities

Same product: CPG BIOS
Same vendor: Dell
Same weakness: CWE-200

V. Comments for CVE-2022-31221

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