Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2022-26859

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，该漏洞源于包含竞争条件漏洞，本地攻击者可以通过SMI发送恶意输入以绕过SMM期间的安全检查来利用此漏洞。

CVSS 6.1 · Medium EPSS 0.14% · P2

Possible ATT&CK Techniques 2 AI

T1014 · Rootkit T1055 · Process Injection

Affected Version Matrix 1

VendorProduct Version RangeStatus
Dell CPG BIOS unspecified< All affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-26859

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell BIOS contains a race condition vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI in order to bypass security checks during SMM.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
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，该漏洞源于包含竞争条件漏洞，本地攻击者可以通过SMI发送恶意输入以绕过SMM期间的安全检查来利用此漏洞。
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 ~ All -

II. Public POCs for CVE-2022-26859

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-26859

请登录查看更多情报信息。

Other References for CVE-2022-26859 (1)

Same Patch Batch · Dell · 2022-09-06 · 4 CVEs total

CVE-2022-26861 7.9 HIGH Dell BIOS 安全漏洞
CVE-2022-26860 7.5 HIGH Dell BIOS 缓冲区错误漏洞
CVE-2022-26858 6.1 MEDIUM Dell BIOS 授权问题漏洞

IV. Related Vulnerabilities

Same product: CPG BIOS
Same vendor: Dell
Same weakness: CWE-367

V. Comments for CVE-2022-26859

No comments yet

Leave a comment