Firetruck

CVE-2021-21985

KEV · Ransomware
Updated Aug 12, 2026 · PUBLISHED
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Description

VMware vSphere Client contains an improper input validation vulnerability in the Virtual SAN Health Check plug-in, which is enabled by default in vCenter Server, which allows for remote code execution.

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Affected packages

PackageVendor / ProductVersion rangeStatus
VMware vCenter Server and VMware Cloud Foundationn/a / VMware vCenter Server and VMware Cloud FoundationVMware vCenter Server (7.x before 7.0 U2b, 6.7 before 6.7 U3n, 6.5 before 6.5 U3p) and VMware Cloud Foundation (4.x before 4.2.1, 3.x before 3.10.2.1)affected