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CVE-2022-34403

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，该漏洞源于存在基于堆栈的缓冲区溢出漏洞，本地经过身份验证的攻击者可能会通过使用SMI向参数发送大于预期的输入来利用此漏洞，从而在SMRAM中执行任意代码。

CVSS 7.5 · High EPSS 0.17% · P5
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I. Basic Information for CVE-2022-34403

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter to gain arbitrary code execution in SMRAM.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Dell BIOS 缓冲区错误漏洞
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存在安全漏洞，该漏洞源于存在基于堆栈的缓冲区溢出漏洞，本地经过身份验证的攻击者可能会通过使用SMI向参数发送大于预期的输入来利用此漏洞，从而在SMRAM中执行任意代码。
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 ~ 2.15.2 -

II. Public POCs for CVE-2022-34403

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III. Intelligence Information for CVE-2022-34403

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Other References for CVE-2022-34403 (1)

Same Patch Batch · Dell · 2023-02-01 · 23 CVEs total

CVE-2023-23692 8.8 HIGH Dell PowerProtect Data Domain 操作系统命令注入漏洞
CVE-2023-22575 8.7 HIGH Dell PowerScale OneFS 日志信息泄露漏洞
CVE-2022-46756 8.2 HIGH Dell VxRail 安全漏洞
CVE-2023-22574 8.1 HIGH Dell PowerScale OneFS 日志信息泄露漏洞
CVE-2022-45100 8.1 HIGH Dell PowerScale OneFS 信任管理问题漏洞
CVE-2023-22573 7.9 HIGH Dell PowerScale OneFS 日志信息泄露漏洞
CVE-2023-22572 7.8 HIGH Dell PowerScale OneFS 日志信息泄露漏洞
CVE-2022-45099 7.8 HIGH Dell PowerScale OneFS 安全漏洞
CVE-2022-34459 7.8 HIGH 多款Dell产品 数据伪造问题漏洞
CVE-2022-34443 7.8 HIGH Dell Rugged Control Center 输入验证错误漏洞
CVE-2022-34398 7.5 HIGH Dell BIOS 安全漏洞
CVE-2022-45101 7.3 HIGH Dell PowerScale OneFS 安全漏洞
CVE-2022-34400 7.1 HIGH Dell BIOS 缓冲区错误漏洞
CVE-2022-34396 7.0 HIGH Dell OpenManage Server Administrator 代码问题漏洞
CVE-2022-45095 6.7 MEDIUM Dell PowerScale OneFS 命令注入漏洞
CVE-2022-34458 6.6 MEDIUM 多款Dell产品 安全漏洞
CVE-2022-46679 6.5 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2022-45097 6.3 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2022-45098 6.1 MEDIUM Dell PowerScale OneFS 安全漏洞
CVE-2022-32482 5.6 MEDIUM Dell BIOS 输入验证错误漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: CPG BIOS
Same vendor: Dell
Same weakness: CWE-121

V. Comments for CVE-2022-34403

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