CVE-2021-37735: Arubanetworks Aruba Instant

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

A remote denial of service vulnerability was discovered in Aruba Instant version(s): Aruba Instant 6.5.x.x: 6.5.4.18 and below; Aruba Instant 8.5.x.x: 8.5.0.10 and below; Aruba Instant 8.6.x.x: 8.6.0.4 and below. Aruba has released patches for Aruba Instant (IAP) that address this security vulnerability.

Affected products

• Arubanetworks Aruba Instant: from 6.5.4.0, before 6.5.4.18 (fixed in 6.5.4.18); from 8.5.0.0, before 8.5.0.11 (fixed in 8.5.0.11); from 8.6.0.0, before 8.6.0.5 (fixed in 8.6.0.5)
• Siemens Scalance w1750d Firmware: before 8.7.1.3 (fixed in 8.7.1.3)

Published 2021-10-12. Last modified 2026-06-17.