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CVE-2023-20867— VMware Tools Authentication Bypass Vulnerability

Quick assessment

Affected
VMware VMware Tools
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Tools是美国威睿（VMware）公司的一款VMWare虚拟机自带的增强工具，它是VMware提供的用于增强虚拟显卡和硬盘性能、以及同步虚拟机与主机时钟的驱动程序。 VMware Tools存在安全漏洞，该漏洞源于无法验证主机到客户的操作，从而影响客户虚拟机的机密性和完整性。

CVSS 3.9 · Low KEV EPSS 13.53% · P96
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I. Basic Information for CVE-2023-20867

Vulnerability Information
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Vulnerability Title
VMware Tools Authentication Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Tools 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Tools是美国威睿（VMware）公司的一款VMWare虚拟机自带的增强工具，它是VMware提供的用于增强虚拟显卡和硬盘性能、以及同步虚拟机与主机时钟的驱动程序。 VMware Tools存在安全漏洞，该漏洞源于无法验证主机到客户的操作，从而影响客户虚拟机的机密性和完整性。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
VMware VMware Tools - -

II. Public POCs for CVE-2023-20867

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III. Intelligence Information for CVE-2023-20867

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Vendor Advisories for CVE-2023-20867 (3)

Mailing List Discussions for CVE-2023-20867 (6)

IV. Related Vulnerabilities

Same product: VMware Tools
Same vendor: VMware
Same weakness: CWE-287

V. Comments for CVE-2023-20867

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