---
id: CVE-2026-79855
title: >-
  Authentication Bypass in the SSH Daemon of AOS-8 leads to Complete System
  Compromise
summary: >-
  An authentication bypass vulnerability in the SSH daemon of AOS-8 allows an
  unauthenticated remote attacker to circumvent existing authentication
  controls. Successful exploitation allows an attacker to gain administrative
  privileges lead…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
vendor: Hewlett Packard Enterprise (HPE)
product: ArubaOS (AOS)
affected:
  - arubaos_aos >= 8.13.0.0 <= 8.13.3.0
  - arubaos_aos >= 8.10.0.0 <= 8.10.0.23
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-10-23T19:32:44.663536Z'
published: '2026-10-22'
updated: '2026-10-24'
sourceUpdated: '2026-10-24T03:55:56.822Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-79855'
references:
  - url: >-
      https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05162en_us&docLocale=en_US
tags:
  - cve.org
epss: 0.00422
epssPercentile: 0.35444
ingestedAt: '2026-10-22T22:00:50.376Z'
---

## Overview

An authentication bypass vulnerability in the SSH daemon of AOS-8 allows an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation allows an attacker to gain administrative privileges leading to complete compromise of the AOS-8 host.

## Affected

- `arubaos_aos >= 8.13.0.0 <= 8.13.3.0`
- `arubaos_aos >= 8.10.0.0 <= 8.10.0.23`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.