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CVE-2021-34388

Quick assessment

Affected
NVIDIA NVIDIA Jetson TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano and Nano 2GB
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 存在缓冲区错误漏洞，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。

CVSS 6.3 · Medium EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-34388

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Bootloader contains a vulnerability in NVIDIA TegraBoot where a potential heap overflow might allow an attacker to control all the RAM after the heap block, leading to denial of service or code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
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 存在缓冲区错误漏洞，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 TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano and Nano 2GB All Jetson Linux versions prior to r32.5.1 -

II. Public POCs for CVE-2021-34388

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III. Intelligence Information for CVE-2021-34388

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Other References for CVE-2021-34388 (1)

Same Patch Batch · NVIDIA · 2021-06-21 · 4 CVEs total

CVE-2021-34386 6.3 MEDIUM NVIDIA TLK 输入验证错误漏洞
CVE-2021-34387 6.3 MEDIUM NVIDIA TLK 访问控制错误漏洞
CVE-2021-34389 5.0 MEDIUM NVIDIA OTE 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: NVIDIA Jetson TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano and Nano 2GB
Same vendor: NVIDIA

V. Comments for CVE-2021-34388

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