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CVE-2023-20900

Public on 2023-08-31
Modified on 2024-02-10
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 .

Severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core open-vm-tools 2023-09-13 23:44 ALAS2-2023-2250
Amazon Linux 2023 open-vm-tools 2023-09-14 00:55 ALAS2023-2023-350

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H