{"id":"CVE-2021-34618","aliases":["EUVD-2021-21268","GHSA-x3hh-68ch-974m"],"status":"published","title":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point ...","description":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.4.x: All versions; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.7 and below; Aruba Instant 8.7.x: 8.7.1.1 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0048,"percentile":0.41906,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-07-19T19:38:57Z","modified":"2026-06-17T03:56:14Z","products":[{"vendor":"aruba","product":"aruba_instant"}],"references":[{"url":"https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-007.txt","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34618"},{"url":"https://github.com/advisories/GHSA-x3hh-68ch-974m"}],"sources":{"cve":[{"id":"CVE-2021-34618","description":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.4.x: All versions; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.7 and below; Aruba Instant 8.7.x: 8.7.1.1 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.","status":"published","published":"2021-07-19T19:38:57Z","modified":"2024-08-04T00:19:47.482Z","updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21268","description":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.4.x: All versions; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.7 and below; Aruba Instant 8.7.x: 8.7.1.1 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.","status":"published","published":"2021-07-19T19:38:57Z","modified":"2024-08-04T00:19:47Z","updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-x3hh-68ch-974m","title":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point ...","description":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.4.x: All versions; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.7 and below; Aruba Instant 8.7.x: 8.7.1.1 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.","status":"published","published":"2022-05-24T19:08:25Z","modified":"2023-01-30T05:00:53Z","updated_at":"2026-11-02T14:46:17.249643Z"}],"nvd":[{"id":"CVE-2021-34618","description":"A remote denial of service (DoS) vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.18 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.4.x: All versions; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.7 and below; Aruba Instant 8.7.x: 8.7.1.1 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.","status":"published","published":"2021-07-19T20:15:08.743Z","modified":"2026-06-17T03:56:14.44Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:06:55.747384Z"}]}}