---
id: CVE-2026-73798
title: "A security vulnerability in\_HPE NonStop DNS 9.2.3 Non Secure Version could cause a Denial of Service."
summary: "A security vulnerability in\_HPE NonStop DNS 9.2.3 Non Secure Version could cause a Denial of Service."
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'
cwe:
  - CWE-115
published: '2026-10-14'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T16:08:15.347'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-73798'
references:
  - url: >-
      https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
    label: security-alert@hpe.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-14T12:29:10.847Z'
vendor: Hewlett Packard Enterprise
product: HPE NonStop DNS 9.2.3 Non Secure Version
affected:
  - hpe_nonstop_dns_9.2.3_non_secure_version T0685L01^BAE and earlier
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-14T13:35:28.404128Z'
epss: 0.00325
epssPercentile: 0.25442
---

## Overview

A security vulnerability in HPE NonStop DNS 9.2.3 Non Secure Version could cause a Denial of Service.

## Remediation

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