DEBIAN-CVE-2023-20900

DEBIAN-CVE-2023-20900 PUBLISHED CVSS 7.5 HIGH

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 .

Risk Scores

CVSS v3.1

7.5

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

Affected Products

Vendor	Product	Versions
Debian:14	open-vm-tools	0, 0, 0
Debian:12	open-vm-tools	2:12.2.0-1+deb12u1~bpo11+1, 0, 12.2.0-1
Debian:11	open-vm-tools	0, 2:11.2.5-2+deb11u1, 0
Debian:13	open-vm-tools	0, 0, 0

Timeline

Aug 31, 2023 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2023-20900 advisory

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