CVE-2021-34383
Quick assessment
Affected
NVIDIA NVIDIA Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX
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 MB2是美国Nvidia公司的一个组件。 NVIDIA MB2 存在安全漏洞，该漏洞源于引导加载程序包含 NVIDIA MB2 中的一个漏洞，潜在的堆溢出可能会导致堆元数据损坏。攻击者可利用该漏洞将专门设计的数据传递给应用程序，触发基于堆的缓冲区溢出，并在目标系统上执行任意代码。
Possible ATT&CK Techniques 1 AI
T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2021-34383
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Bootloader contains a vulnerability in NVIDIA MB2 where a potential heap overflow might lead to denial of service or escalation of privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Nvidia NVIDIA MB2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nvidia NVIDIA MB2是美国Nvidia公司的一个组件。 NVIDIA MB2 存在安全漏洞，该漏洞源于引导加载程序包含 NVIDIA MB2 中的一个漏洞，潜在的堆溢出可能会导致堆元数据损坏。攻击者可利用该漏洞将专门设计的数据传递给应用程序，触发基于堆的缓冲区溢出，并在目标系统上执行任意代码。
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 Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX | All Jetson Linux versions prior to r32.5.1 | - |
|
II. Public POCs for CVE-2021-34383
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-34383 (1)
-
https://nvidia.custhelp.com/app/answers/detail/a_id/5205 x_refsource_CONFIRM
Same Patch Batch · NVIDIA · 2021-06-30 · 13 CVEs total
| CVE-2021-34373 | 7.9 HIGH | Nvidia NVIDIA TLK 缓冲区错误漏洞 |
| CVE-2021-34379 | 7.7 HIGH | NVIDIA Jetson 缓冲区错误漏洞 |
| CVE-2021-34378 | 7.7 HIGH | NVIDIA Jetson 缓冲区错误漏洞 |
| CVE-2021-34377 | 7.7 HIGH | NVIDIA Jetson 缓冲区错误漏洞 |
| CVE-2021-34376 | 7.7 HIGH | NVIDIA Jetson 缓冲区错误漏洞 |
| CVE-2021-34375 | 7.7 HIGH | NVIDIA Jetson 缓冲区错误漏洞 |
| CVE-2021-34374 | 7.7 HIGH | NVIDIA Jetson 输入验证错误漏洞 |
| CVE-2021-34380 | 7.0 HIGH | Nvidia NVIDIA MB2 缓冲区错误漏洞 |
| CVE-2021-34382 | 6.7 MEDIUM | Nvidia NVIDIA TLK 输入验证错误漏洞 |
| CVE-2021-34381 | 6.7 MEDIUM | Nvidia NVIDIA TLK 输入验证错误漏洞 |
| CVE-2021-34385 | 6.3 MEDIUM | Nvidia NVIDIA TLK 输入验证错误漏洞 |
| CVE-2021-34384 | 6.3 MEDIUM | Nvidia NVIDIA MB2 缓冲区错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-34383
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