CVE-2022-31220
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，该漏洞源于包含未经检查的返回值漏洞，本地经过身份验证的管理员用户可能会利用此漏洞来更改系统状态或导致意外故障。
Possible ATT&CK Techniques 1 AI
T1548.002 · Bypass User Account Control
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I. Basic Information for CVE-2022-31220
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell BIOS versions contain an Unchecked Return Value vulnerability. A local authenticated administrator user could potentially exploit this vulnerability in order to change the state of the system or cause unexpected failures.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不安全的自动优化
Source: CVE Program / CVE List V5
Vulnerability Title
Dell BIOS 安全漏洞
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，该漏洞源于包含未经检查的返回值漏洞，本地经过身份验证的管理员用户可能会利用此漏洞来更改系统状态或导致意外故障。
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
II. Public POCs for CVE-2022-31220
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2022-31220 (1)
-
https://www.dell.com/support/kbdoc/000202196 x_refsource_MISC
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-2022-31223 | 2.3 LOW | Dell BIOS 安全漏洞 |
| CVE-2022-31222 | 2.3 LOW | Dell BIOS 安全漏洞 |
| CVE-2022-31221 | 2.3 LOW | Dell BIOS 信息泄露漏洞 |
| CVE-2022-31224 | 2.0 LOW | Dell BIOS 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2022-31220
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