CVE-2023-20900

HighCVSS 7.5/10Last modified Oct 8, 2026

Description

A malicious actor that has been granted Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-6A952214-0E5E-4CCF-9D2A-90948FF643EC.html  in a target virtual machine may be able to elevate their privileges if that target virtual machine has been assigned a more privileged Guest Alias https://vdc-download.vmware.com/vmwb-repository/dcr-public/d1902b0e-d479-46bf-8ac9-cee0e31e8ec0/07ce8dbd-db48-4261-9b8f-c6d3ad8ba472/vim.vm.guest.AliasManager.html .

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-294

Affected software

VendorProductVersions
n/aVMware Tools12.x.x; 11.x.x; 10.3.x
n/aVMware Tools10.3.x
n/aVMware Tools (open-vm-tools)12.x.x; 11.x.x; 10.3.x

References

Timeline

Published
Aug 31, 2023
Last modified
Oct 8, 2026
NVD status
Modified

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CVE-2023-20900: High severity, CVSS 7.5 | Vulnix