Denial of Service Vulnerability in HPE NonStop DNS 9.2.3 Non Secure Version
CVE-2026-73798

8.2HIGH

Key Information:

Vendor

HP
Status
HP Nonstop Dns 9.2.3 Non Secure Version
Vendor
CVE Published:
14 October 2026

What is CVE-2026-73798?

A vulnerability exists in the HPE NonStop DNS 9.2.3 Non Secure Version that may allow an attacker to disrupt service availability, resulting in denial of access for legitimate users. This security flaw can be exploited, leading to potential downtime and loss of service functionality, impacting business continuity and reliability. Organizations using this software are advised to take immediate action to mitigate the risks associated with this vulnerability.

Affected Version(s)

HPE NonStop DNS 9.2.3 Non Secure Version T0685L01^BAE and earlier

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpe...

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.