{"cve":{"cve_id":"CVE-2023-20900","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.01463,"epss_percentile":0.7313,"epss_as_of":"2026-10-15","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 .","published_at":"2023-08-31T09:45:43.130000Z","last_modified_at":"2026-10-08T22:17:22.590000Z","cvss_v3_score":7.1,"cvss_v3_vector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-294"],"nvd_references":["https://www.vmware.com/security/advisories/VMSA-2023-0019.html","http://www.openwall.com/lists/oss-security/2023/08/31/1","https://www.debian.org/security/2023/dsa-5493","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/","https://lists.debian.org/debian-lts-announce/2023/10/msg00000.html","https://security.netapp.com/advisory/ntap-20231013-0002/","http://www.openwall.com/lists/oss-security/2023/10/27/1"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-10-11T15:42:54.398020Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"A","value_label":"Adjacent"},{"metric":"AC","name":"Attack Complexity","value":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"debian","vendor_name":"Debian","product_slug":"debian-linux","product_name":"debian_linux","version_start":"11.0","version_start_inclusive":true,"version_end":"11.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*"},{"vendor_slug":"debian","vendor_name":"Debian","product_slug":"debian-linux","product_name":"debian_linux","version_start":"12.0","version_start_inclusive":true,"version_end":"12.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*"},{"vendor_slug":"debian","vendor_name":"Debian","product_slug":"debian-linux","product_name":"debian_linux","version_start":"10.0","version_start_inclusive":true,"version_end":"10.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"37","version_start_inclusive":true,"version_end":"37","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"38","version_start_inclusive":true,"version_end":"38","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"39","version_start_inclusive":true,"version_end":"39","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*"},{"vendor_slug":"netapp","vendor_name":"NetApp","product_slug":"ontap-select-deploy-administration-utility","product_name":"ONTAP Select Deploy administration utility","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*"},{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"open-vm-tools","product_name":"open_vm_tools","version_start":"10.3.0","version_start_inclusive":true,"version_end":"12.3.0","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:vmware:open_vm_tools:*:*:*:*:*:*:*:*"},{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"tools","product_name":"Tools","version_start":"10.3.0","version_start_inclusive":true,"version_end":"12.3.0","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:vmware:tools:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2023-0019.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2023/08/31/1","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://www.debian.org/security/2023/dsa-5493","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/10/msg00000.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://security.netapp.com/advisory/ntap-20231013-0002/","source_type":"MISC","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2023/10/27/1","source_type":"MAILING_LIST","tags":["mailing-list"]}],"timeline":[{"type":"published","at":"2023-08-31T09:45:43.130000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:26:29.415816Z","label":"CVSS score revised","source":"cvelistv5"}]}