{"id":"UBUNTU-CVE-2023-20900","details":"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 .","modified":"2026-04-22T16:33:39.150786Z","published":"2023-08-31T00:00:00Z","related":["USN-6365-1","USN-6365-2"],"upstream":["CVE-2023-20900"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-20900"},{"type":"REPORT","url":"https://www.vmware.com/security/advisories/VMSA-2023-0019"},{"type":"REPORT","url":"https://github.com/vmware/open-vm-tools/tree/CVE-2023-20900.patch"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6365-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6365-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-20900"}],"affected":[{"package":{"name":"open-vm-tools","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/open-vm-tools@2:10.2.0-3~ubuntu0.16.04.1+esm3?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:10.2.0-3~ubuntu0.16.04.1+esm3"}]}],"versions":["2:9.10.2-2822639-1ubuntu3","2:10.0.0-3000743-3ubuntu1","2:10.0.7-3227872-2ubuntu1","2:10.0.7-3227872-5ubuntu1~16.04.1","2:10.0.7-3227872-5ubuntu1~16.04.2","2:10.2.0-3~ubuntu0.16.04.1","2:10.2.0-3~ubuntu0.16.04.1+esm1","2:10.2.0-3~ubuntu0.16.04.1+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"open-vm-tools","binary_version":"2:10.2.0-3~ubuntu0.16.04.1+esm3"},{"binary_name":"open-vm-tools-desktop","binary_version":"2:10.2.0-3~ubuntu0.16.04.1+esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-20900.json"}},{"package":{"name":"open-vm-tools","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/open-vm-tools@2:11.0.5-4ubuntu0.18.04.3+esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:11.0.5-4ubuntu0.18.04.3+esm2"}]}],"versions":["2:10.1.10-3","2:10.1.10-3build1","2:10.1.15-1","2:10.1.15-1build1","2:10.2.0-2","2:10.2.0-2build1","2:10.2.0-3","2:10.2.0-3ubuntu1","2:10.2.0-3ubuntu2","2:10.2.0-3ubuntu3","2:10.3.0-0ubuntu1~18.04.1","2:10.3.0-0ubuntu1~18.04.2","2:10.3.0-0ubuntu1~18.04.3","2:10.3.5-7~ubuntu0.18.04.1","2:10.3.10-1~ubuntu0.18.04.1","2:11.0.1-2ubuntu0.18.04.2","2:11.0.5-4ubuntu0.18.04.1","2:11.0.5-4ubuntu0.18.04.2","2:11.0.5-4ubuntu0.18.04.3","2:11.0.5-4ubuntu0.18.04.3+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"open-vm-tools","binary_version":"2:11.0.5-4ubuntu0.18.04.3+esm2"},{"binary_name":"open-vm-tools-desktop","binary_version":"2:11.0.5-4ubuntu0.18.04.3+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-20900.json"}},{"package":{"name":"open-vm-tools","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/open-vm-tools@2:11.3.0-2ubuntu0~ubuntu20.04.6?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:11.3.0-2ubuntu0~ubuntu20.04.6"}]}],"versions":["2:10.3.10-3ubuntu1","2:11.0.1-2","2:11.0.1-3","2:11.0.1-3ubuntu1","2:11.0.1-4","2:11.0.5-1","2:11.0.5-2","2:11.0.5-3","2:11.0.5-4","2:11.1.0-2~ubuntu20.04.1","2:11.1.5-1~ubuntu20.04.2","2:11.2.5-2ubuntu1~ubuntu20.04.1","2:11.3.0-2ubuntu0~ubuntu20.04.1","2:11.3.0-2ubuntu0~ubuntu20.04.2","2:11.3.0-2ubuntu0~ubuntu20.04.3","2:11.3.0-2ubuntu0~ubuntu20.04.4","2:11.3.0-2ubuntu0~ubuntu20.04.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"open-vm-tools","binary_version":"2:11.3.0-2ubuntu0~ubuntu20.04.6"},{"binary_version":"2:11.3.0-2ubuntu0~ubuntu20.04.6","binary_name":"open-vm-tools-desktop"},{"binary_name":"open-vm-tools-sdmp","binary_version":"2:11.3.0-2ubuntu0~ubuntu20.04.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-20900.json"}},{"package":{"name":"open-vm-tools","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/open-vm-tools@2:12.1.5-3~ubuntu0.22.04.3?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:12.1.5-3~ubuntu0.22.04.3"}]}],"versions":["2:11.3.0-2ubuntu1","2:11.3.0-2ubuntu2","2:11.3.5-1","2:11.3.5-1ubuntu2","2:11.3.5-1ubuntu3","2:11.3.5-1ubuntu4","2:11.3.5-1ubuntu4.1","2:12.1.0-1~ubuntu0.22.04.1","2:12.1.5-3~ubuntu0.22.04.1","2:12.1.5-3~ubuntu0.22.04.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"open-vm-tools","binary_version":"2:12.1.5-3~ubuntu0.22.04.3"},{"binary_name":"open-vm-tools-containerinfo","binary_version":"2:12.1.5-3~ubuntu0.22.04.3"},{"binary_name":"open-vm-tools-desktop","binary_version":"2:12.1.5-3~ubuntu0.22.04.3"},{"binary_name":"open-vm-tools-salt-minion","binary_version":"2:12.1.5-3~ubuntu0.22.04.3"},{"binary_name":"open-vm-tools-sdmp","binary_version":"2:12.1.5-3~ubuntu0.22.04.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-20900.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}