{"id":"CVE-2021-22011","aliases":["EUVD-2021-9180","GHSA-qgrh-w8r5-c899"],"status":"published","title":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content...","description":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content Library. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to perform unauthenticated VM network setting manipulation.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01092,"percentile":0.65663,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-09-23T11:51:47Z","modified":"2026-06-17T03:36:33Z","products":[{"vendor":"vmware","product":"cloud_foundation"},{"vendor":"vmware","product":"vcenter_server"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2021-0020.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22011"},{"url":"https://github.com/advisories/GHSA-qgrh-w8r5-c899"}],"sources":{"cve":[{"id":"CVE-2021-22011","description":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content Library. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to perform unauthenticated VM network setting manipulation.","status":"published","published":"2021-09-23T11:51:47Z","modified":"2024-08-03T18:30:23.938Z","updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9180","description":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content Library. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to perform unauthenticated VM network setting manipulation.","status":"published","published":"2021-09-23T11:51:47Z","modified":"2024-08-03T18:30:23Z","updated_at":"2026-11-03T03:25:04.094929Z"}],"ghsa":[{"id":"GHSA-qgrh-w8r5-c899","title":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content...","description":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content Library. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to perform unauthenticated VM network setting manipulation.","status":"published","published":"2022-05-24T19:15:36Z","modified":"2023-01-30T05:02:26Z","updated_at":"2026-11-02T14:46:38.51672Z"}],"nvd":[{"id":"CVE-2021-22011","description":"vCenter Server contains an unauthenticated API endpoint vulnerability in vCenter Server Content Library. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to perform unauthenticated VM network setting manipulation.","status":"published","published":"2021-09-23T12:15:07.99Z","modified":"2026-06-17T03:36:33.083Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}