{"id":"CVE-2020-3976","aliases":["EUVD-2020-25241","GHSA-5xrm-7qcf-99pq"],"status":"published","title":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their...","description":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their respective authentication services. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.3.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02117,"percentile":0.81978,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-400"],"published":"2020-08-21T12:37:34Z","modified":"2026-06-17T03:19:22Z","products":[{"vendor":"vmware","product":"cloud_foundation"},{"vendor":"vmware","product":"esxi"},{"vendor":"vmware","product":"vcenter_server"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2020-0018.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3976"},{"url":"https://github.com/advisories/GHSA-5xrm-7qcf-99pq"}],"sources":{"cve":[{"id":"CVE-2020-3976","description":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their respective authentication services. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.3.","status":"published","published":"2020-08-21T12:37:34Z","modified":"2024-08-04T07:52:20.373Z","updated_at":"2026-11-02T14:35:51.923913Z"}],"euvd":[{"id":"EUVD-2020-25241","description":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their respective authentication services. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.3.","status":"published","published":"2020-08-21T12:37:34Z","modified":"2024-08-04T07:52:20Z","updated_at":"2026-11-03T03:08:07.872525Z"}],"ghsa":[{"id":"GHSA-5xrm-7qcf-99pq","title":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their...","description":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their respective authentication services. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.3.","status":"published","published":"2022-05-24T17:26:21Z","modified":"2023-01-29T05:03:47Z","cwes":["CWE-287","CWE-400"],"updated_at":"2026-11-02T14:45:24.208268Z"}],"nvd":[{"id":"CVE-2020-3976","description":"VMware ESXi and vCenter Server contain a partial denial of service vulnerability in their respective authentication services. VMware has evaluated the severity of this issue to be in the Moderate severity range with a maximum CVSSv3 base score of 5.3.","status":"published","published":"2020-08-21T13:15:14.13Z","modified":"2026-06-17T03:19:22.123Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:06:13.05572Z"}]}}