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CVE-2022-34399

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 Alienware是美国戴尔（Dell）公司的一系列游戏笔记本电脑。 Dell Alienware m17 R5 BIOS 1.2.2之前版本存在安全漏洞，该漏洞源于包含缓冲区访问漏洞。攻击者利用该漏洞发送大于规定输入长度的内容来获取SMRAM中的敏感信息。

CVSS 5.1 · Medium EPSS 0.18% · P7
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I. Basic Information for CVE-2022-34399

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell Alienware m17 R5 BIOS version prior to 1.2.2 contain a buffer access vulnerability. A malicious user with admin privileges could potentially exploit this vulnerability by sending input larger than expected in order to leak certain sections of SMRAM.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用不正确的长度值访问缓冲区
Source: CVE Program / CVE List V5
Vulnerability Title
Dell Alienware 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell Alienware是美国戴尔（Dell）公司的一系列游戏笔记本电脑。 Dell Alienware m17 R5 BIOS 1.2.2之前版本存在安全漏洞，该漏洞源于包含缓冲区访问漏洞。攻击者利用该漏洞发送大于规定输入长度的内容来获取SMRAM中的敏感信息。
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 0 ~ 1.2.2 -

II. Public POCs for CVE-2022-34399

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III. Intelligence Information for CVE-2022-34399

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Other References for CVE-2022-34399 (1)

Same Patch Batch · Dell · 2023-01-18 · 9 CVEs total

CVE-2022-32490 7.5 HIGH Dell BIOS 输入验证错误漏洞
CVE-2022-34401 7.5 HIGH Dell BIOS 缓冲区错误漏洞
CVE-2022-34460 7.5 HIGH Dell BIOS 输入验证错误漏洞
CVE-2022-34393 7.5 HIGH Dell BIOS 输入验证错误漏洞
CVE-2022-34457 7.3 HIGH Dell Command Configure 安全漏洞
CVE-2022-45103 6.5 MEDIUM Dell EMC Unisphere for PowerMax 信息泄露漏洞
CVE-2022-34436 2.7 LOW Dell iDRAC8 输入验证错误漏洞
CVE-2022-34435 2.7 LOW Dell iDRAC9 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: CPG BIOS
Same vendor: Dell
Same weakness: CWE-805

V. Comments for CVE-2022-34399

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