{"id":"CVE-2023-20867","state":"PUBLISHED","title":"VMware Tools Authentication Bypass Vulnerability","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.","publishedAt":"2023-06-13T16:47:21.689Z","updatedAt":"2025-10-21T23:05:46.160Z","severity":{"score":3.9,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","source":"vmware"},"assigner":"vmware","products":["VMware VMware Tools"],"affected":[{"vendor":"VMware","product":"VMware Tools","defaultStatus":"unaffected","versions":[{"version":"12.2.5","status":"unaffected"}],"platforms":["Windows","Linux"]}],"references":["https://www.vmware.com/security/advisories/VMSA-2023-0013.html","https://security.netapp.com/advisory/ntap-20230725-0001/","https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html","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/","http://www.openwall.com/lists/oss-security/2023/10/16/2","http://www.openwall.com/lists/oss-security/2023/10/16/11","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867"],"weaknesses":["CWE-287"],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/20xxx/CVE-2023-20867.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-20867","state":"PUBLISHED","datePublished":"2023-06-13T16:47:21.689Z","dateUpdated":"2025-10-21T23:05:46.160Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2022-11-01T15:41:50.390Z"},"containers":{"cna":{"title":"VMware Tools Authentication Bypass Vulnerability","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"VMware","product":"VMware Tools","defaultStatus":"unaffected","versions":[{"version":"12.2.5","status":"unaffected"}],"platforms":["Windows","Linux"]}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2023-0013.html"},{"url":"https://security.netapp.com/advisory/ntap-20230725-0001/"},{"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html"},{"url":"https://www.debian.org/security/2023/dsa-5493"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/"},{"url":"http://www.openwall.com/lists/oss-security/2023/10/16/2"},{"url":"http://www.openwall.com/lists/oss-security/2023/10/16/11"}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":3.9,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-287","description":"CWE-287 Improper Authentication","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2023-10-16T17:06:26.274Z"},"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]}],"source":{"advisory":"VMSA-2023-0013","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2023-0013.html","tags":["x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20230725-0001/","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html","tags":["x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5493","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2023/10/16/2","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2023/10/16/11","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T09:21:33.524Z"}},{"title":"CISA ADP Vulnrichment","references":[{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867","tags":["government-resource"]}],"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-20867","role":"CISA Coordinator","options":[{"Exploitation":"active"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-02-04T19:00:03.914893Z"}}},{"other":{"type":"kev","content":{"dateAdded":"2023-06-23","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-21T23:05:46.160Z"},"timeline":[{"time":"2023-06-23T00:00:00.000Z","lang":"en","value":"CVE-2023-20867 added to CISA KEV"}]}]}}}