CVE-2021-34618: Aruba Instant

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Aruba Aruba Instant: from 6.4.0, up to and including 6.4.4.8-4.2.4.18; from 6.5.0, up to and including 6.5.4.18; from 8.3.0, up to and including 8.3.0.14; from 8.4.0, up to and including 8.5.0.11; from 8.6.0, up to and including 8.6.0.7; from 8.7.0, up to and including 8.7.1.1

Published 2021-07-19. Last modified 2026-06-17.