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CVE-2021-22043

Quick assessment

Affected
n/a VMware ESXi and VMware Cloud Foundation
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.

Vmware VMware Cloud Foundation是美国威睿（Vmware）公司的一套一体化混合云平台。该平台包括运维自动化、基础架构自动配置和集成式生命周期管理等功能。 Vmware Cloud Foundation 中存在输入验证错误漏洞，该漏洞源于产品的在处理临时文件未对数据进行安全检查。远程攻击者可利用该漏洞提升特权。以下产品及版本受到影响：Vmware Cloud Foundation 4.0 至 4.4 版本。

AI Predicted 6.5 Difficulty: Moderate EPSS 1.05% · P61
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I. Basic Information for CVE-2021-22043

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
VMware ESXi contains a TOCTOU (Time-of-check Time-of-use) vulnerability that exists in the way temporary files are handled. A malicious actor with access to settingsd, may exploit this issue to escalate their privileges by writing arbitrary files.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Vmware Cloud Foundation 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vmware VMware Cloud Foundation是美国威睿（Vmware）公司的一套一体化混合云平台。该平台包括运维自动化、基础架构自动配置和集成式生命周期管理等功能。 Vmware Cloud Foundation 中存在输入验证错误漏洞，该漏洞源于产品的在处理临时文件未对数据进行安全检查。远程攻击者可利用该漏洞提升特权。以下产品及版本受到影响：Vmware Cloud Foundation 4.0 至 4.4 版本。
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
- VMware ESXi and VMware Cloud Foundation VMware ESXi(7.0 U3 before ESXi70U3c-19193900, 7.0 U2 before ESXi70U2e-19290878 and 7.0 U1 before ESXi70U1e-19324898) and VMware Cloud Foundation 4.x before 4.4 -

II. Public POCs for CVE-2021-22043

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III. Intelligence Information for CVE-2021-22043

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Vendor Advisories for CVE-2021-22043 (1)

Same Patch Batch · n/a · 2022-02-16 · 50 CVEs total

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CVE-2022-22945 VMware NSX-T 操作系统命令注入漏洞
CVE-2022-23804 KiCad Eda 缓冲区错误漏洞
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CVE-2021-21966 Texas Instruments Cc3200 SimpleLink Solution Nwp 环境问题漏洞
CVE-2021-21958 Hancom Office 缓冲区错误漏洞
CVE-2021-39300 Hp Uefi 安全漏洞
CVE-2021-39299 Hp Uefi 安全漏洞

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: VMware ESXi and VMware Cloud Foundation
Same vendor: n/a

V. Comments for CVE-2021-22043

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