CVE-2021-21985 PoC — Vmware vSphere Client 输入验证错误漏洞

Source

https://github.com/bigbroke/CVE-2021-21985

Associated Vulnerability

Title:Vmware vSphere Client 输入验证错误漏洞 (CVE-2021-21985)
Description:The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.

Description

Multiple vulnerabilities in the vSphere Client (HTML5) were privately reported to VMware. Updates and workarounds are available to address these vulnerabilities in affected VMware products.

Readme

# CVE-2021-21985
The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8.


A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.

File Snapshot


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