CVE-2021-21972

Summary

The vSphere Client (HTML5) contains a remote code execution vulnerability in a vCenter Server plugin. 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. This affects VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).

Affected Software

VendorProductVersion RangeStatus
n/aVMware vCenter Server7.x before 7.0 U1caffected
n/aVMware vCenter Server6.7 before 6.7 U3laffected
n/aVMware vCenter Server6.5 before 6.5 U3naffected
n/aVMware Cloud Foundation4.x before 4.2affected
n/aVMware Cloud Foundation3.x before 3.10.1.2affected

Weaknesses

  • Remote code execution vulnerability

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: active
    • Automatable: yes
    • Technical Impact: total

Additional References

References