CVE-2021-1100
Quick assessment
Affected
NVIDIA NVIDIA Virtual GPU Software
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 vGPU Software是美国Nvidia公司的一个用于为虚拟机提供GPU功能的管理软件。该软件支持多个虚拟机访问主机的GPU，为虚拟机提供图形性能和应用程序兼容性。 NVIDIA vGPU software 中存在安全漏洞，该漏洞源于产品的 kernel mode driver (nvidia.ko) 对用户空间缓冲区的指针进行解引用之前未进行验证。攻击者可通过该漏洞导致拒绝服务。以下产品及版本受到影响：NVIDIA vGPU software version 12.0 版本至12.3版
Possible ATT&CK Techniques 1 AI
T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2021-1100
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
NVIDIA vGPU software contains a vulnerability in the Virtual GPU Manager kernel mode driver (nvidia.ko), in which a pointer to a user-space buffer is not validated before it is dereferenced, which may lead to denial of service. This affects vGPU version 12.x (prior to 12.3), version 11.x (prior to 11.5) and version 8.x (prior 8.8).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Nvidia vGPU Software 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nvidia vGPU Software是美国Nvidia公司的一个用于为虚拟机提供GPU功能的管理软件。该软件支持多个虚拟机访问主机的GPU，为虚拟机提供图形性能和应用程序兼容性。 NVIDIA vGPU software 中存在安全漏洞，该漏洞源于产品的 kernel mode driver (nvidia.ko) 对用户空间缓冲区的指针进行解引用之前未进行验证。攻击者可通过该漏洞导致拒绝服务。以下产品及版本受到影响：NVIDIA vGPU software version 12.0 版本至12.3版
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 Virtual GPU Software | vGPU version 12.x (prior to 12.3), version 11.x (prior to 11.5) and version 8.x (prior 8.8). | - |
|
II. Public POCs for CVE-2021-1100
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-1100 (1)
-
https://nvidia.custhelp.com/app/answers/detail/a_id/5211 x_refsource_CONFIRM
Same Patch Batch · NVIDIA · 2021-07-21 · 7 CVEs total
| CVE-2021-1097 | 7.8 HIGH | Nvidia vGPU Software 输入验证错误漏洞 |
| CVE-2021-1098 | 7.8 HIGH | Nvidia vGPU Software 资源管理错误漏洞 |
| CVE-2021-1099 | 7.0 HIGH | Nvidia vGPU Software 缓冲区错误漏洞 |
| CVE-2021-1101 | 5.5 MEDIUM | Nvidia vGPU Software 代码问题漏洞 |
| CVE-2021-1102 | 5.5 MEDIUM | Nvidia vGPU Software 代码问题漏洞 |
| CVE-2021-1103 | 4.4 MEDIUM | Nvidia vGPU Software 代码问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-1100
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