CVE-2022-26864
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之前版本存在安全漏洞。攻击者利用该漏洞通过向 SMI 发送恶意输入以绕过 SMM 中的安全控制。
Possible ATT&CK Techniques 2 AI
T1651 · Cloud Administration Command T1621 · Multi-Factor Authentication Request Generation
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I. Basic Information for CVE-2022-26864
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls in SMM.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Dell BIOS 输入验证错误漏洞
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之前版本存在安全漏洞。攻击者利用该漏洞通过向 SMI 发送恶意输入以绕过 SMM 中的安全控制。
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-2022-26864
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2022-26864 (1)
-
https://www.dell.com/support/kbdoc/en-us/000200568/dsa-2022-096 x_refsource_MISC
Same Patch Batch · Dell · 2022-06-23 · 3 CVEs total
| CVE-2022-26863 | 6.3 MEDIUM | Dell BIOS 输入验证错误漏洞 |
| CVE-2022-26862 | 6.3 MEDIUM | Dell BIOS 输入验证错误漏洞 |
IV. Related Vulnerabilities
Same vendor: Dell
V. Comments for CVE-2022-26864
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