{"id":"CVE-2021-21578","aliases":["EUVD-2021-8850","GHSA-x9c2-w2wv-5pw5"],"status":"published","title":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote...","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00815,"percentile":0.57366,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2021-08-03T15:30:20Z","modified":"2026-06-17T03:35:49Z","products":[{"vendor":"dell","product":"emc_idrac9_firmware"},{"vendor":"dell","product":"integrated dell remote access controller (idrac)"}],"references":[{"url":"https://www.dell.com/support/kbdoc/000189193","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21578"},{"url":"https://github.com/advisories/GHSA-x9c2-w2wv-5pw5"}],"sources":{"cve":[{"id":"CVE-2021-21578","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.","status":"published","published":"2021-08-03T15:30:20.317Z","modified":"2024-09-16T23:20:26.805Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2021-8850","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.","status":"published","published":"2021-08-03T15:30:20Z","modified":"2024-09-16T23:20:26Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:54:54.692655Z"}],"ghsa":[{"id":"GHSA-x9c2-w2wv-5pw5","title":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote...","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.","status":"published","published":"2022-05-24T19:09:51Z","modified":"2023-01-30T05:01:12Z","cwes":["CWE-601"],"updated_at":"2026-11-02T14:46:21.550142Z"}],"nvd":[{"id":"CVE-2021-21578","description":"Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.","status":"published","published":"2021-08-03T16:15:07.953Z","modified":"2026-06-17T03:35:49.147Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}