CVE-2022-37891

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-07 · updated 2026-06-17
Weakness: CWE-120

Description

Unauthenticated buffer overflow vulnerabilities exist within the Aruba InstantOS and ArubaOS 10 web management interface. Successful exploitation results in the execution of arbitrary commands on the underlying operating system of Aruba InstantOS 6.4.x: 6.4.4.8-4.2.4.20 and below; Aruba InstantOS 6.5.x: 6.5.4.23 and below; Aruba InstantOS 8.6.x: 8.6.0.18 and below; Aruba InstantOS 8.7.x: 8.7.1.9 and below; Aruba InstantOS 8.10.x: 8.10.0.1 and below; ArubaOS 10.3.x: 10.3.1.0 and below; Aruba has released upgrades for Aruba InnstantOS that address these security vulnerabilities.

Affected products

Hewlett Packard Enterprise (HPE) ArubaOS (AOS): from 10.3.0.0 before 10.3.1.1 — fixed in 10.3.1.1
Arubanetworks Instant: from 6.4.0.0 before 6.4.4.8-4.2.4.21; from 6.5.0.0 before 6.5.4.24; from 8.6.0.0 before 8.6.0.19; from 8.7.0.0 before 8.7.1.10; from 8.10.0.0 before 8.10.0.2 — fixed in 6.4.4.8-4.2.4.21, 6.5.4.24, 8.10.0.2, 8.6.0.19, 8.7.1.10
Siemens Scalance W1750D Firmware: all versions

How to fix

Upgrade to a fixed version: Hewlett Packard Enterprise (HPE) ArubaOS (AOS) 10.3.1.1; Arubanetworks Instant 6.4.4.8-4.2.4.21, 6.5.4.24, 8.10.0.2, 8.6.0.19. Check the vendor advisory for mitigations.

References

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