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CVE-2020-2023— Kata Containers - Containers have access to the guest root filesystem device

Quick assessment

Affected
Kata Containers Kata Containers
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kata Containers是Kata Containers社区的一款开源的轻量级虚拟机构建程序。 Kata Containers 1.11.1之前的1.11版本、1.10.5之前的1.10版本和1.9及之前版本中存在安全漏洞。攻击者可利用该漏洞执行代码和冒充kata代理。

CVSS 3.8 · Low EPSS 1.14% · P65
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I. Basic Information for CVE-2020-2023

Vulnerability Information
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Vulnerability Title
Kata Containers - Containers have access to the guest root filesystem device
Source: CVE Program / CVE List V5
Vulnerability Description
Kata Containers doesn't restrict containers from accessing the guest's root filesystem device. Malicious containers can exploit this to gain code execution on the guest and masquerade as the kata-agent. This issue affects Kata Containers 1.11 versions earlier than 1.11.1; Kata Containers 1.10 versions earlier than 1.10.5; and Kata Containers 1.9 and earlier versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
带着不必要的权限执行
Source: CVE Program / CVE List V5
Vulnerability Title
Kata Containers 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kata Containers是Kata Containers社区的一款开源的轻量级虚拟机构建程序。 Kata Containers 1.11.1之前的1.11版本、1.10.5之前的1.10版本和1.9及之前版本中存在安全漏洞。攻击者可利用该漏洞执行代码和冒充kata代理。
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
Kata Containers Kata Containers 1.11 ~ 1.11.1 -

II. Public POCs for CVE-2020-2023

# POC Description Source Link Shenlong Link
1 None https://github.com/ssst0n3/kata-cve-2020-2023-poc POC Details
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III. Intelligence Information for CVE-2020-2023

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Patches & Fixes for CVE-2020-2023 (2)

Other References for CVE-2020-2023 (3)

IV. Related Vulnerabilities

Same product: Kata Containers
Same vendor: Kata Containers
Same weakness: CWE-250

V. Comments for CVE-2020-2023

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