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CVE-2022-28200

Quick assessment

Affected
NVIDIA NVIDIA DGX A100
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.

Nvidia NVIDIA DGX是美国英伟达（Nvidia）公司的一款应用于深度学习的高性能工作站。 NVIDIA DGX A100 Servers 22.5.5之前的版本存在缓冲区错误漏洞，该漏洞源于在 BiosCfgTool 中处理 SBIOS 中不受信任的输入时出现边界错误，本地攻击者利用该漏洞在具有提升权限的目标系统上触发越界写入和执行任意代码。

CVSS 8.2 · High EPSS 0.24% · P14
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I. Basic Information for CVE-2022-28200

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
NVIDIA DGX A100 contains a vulnerability in SBIOS in the BiosCfgTool, where a local user with elevated privileges can read and write beyond intended bounds in SMRAM, which may lead to code execution, escalation of privileges, denial of service, and information disclosure. The scope of impact can extend to other components.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
NVIDIA DGX 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nvidia NVIDIA DGX是美国英伟达（Nvidia）公司的一款应用于深度学习的高性能工作站。 NVIDIA DGX A100 Servers 22.5.5之前的版本存在缓冲区错误漏洞，该漏洞源于在 BiosCfgTool 中处理 SBIOS 中不受信任的输入时出现边界错误，本地攻击者利用该漏洞在具有提升权限的目标系统上触发越界写入和执行任意代码。
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
NVIDIA NVIDIA DGX A100 Versions prior to 22.5.5 -

II. Public POCs for CVE-2022-28200

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III. Intelligence Information for CVE-2022-28200

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Other References for CVE-2022-28200 (1)

IV. Related Vulnerabilities

Same product: NVIDIA DGX A100
Same vendor: NVIDIA
Same weakness: CWE-119

V. Comments for CVE-2022-28200

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