{"cve":"CVE-2023-20867","nvd":{"published":"2023-06-13T17:15:14.070","modified":"2026-06-17T05:31:03.380","status":"Analyzed","description":"A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","score":3.9},"cwes":["CWE-287"],"references":["http://www.openwall.com/lists/oss-security/2023/10/16/11","http://www.openwall.com/lists/oss-security/2023/10/16/2","https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html","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/"],"products":["debian:debian_linux","fedoraproject:fedora","vmware:tools"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2023-20867","score":0.13638,"percentile":0.96482,"date":"2026-10-31"},"kev":{"cve":"CVE-2023-20867","date_added":"2023-06-23","due_date":"2023-07-14","vendor":"VMware","product":"Tools","known_ransomware":false},"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}