CVE-2026-76656
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Denial of Service in HPE NonStop TCP/IP UTILITIES

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: Hewlett Packard Enterprise (HPE)

Description
A vulnerability in HPE NonStop TCP/IP UTILITIES could allow an unauthenticated remote attacker to cause a denial of service when traceroute is executed under certain conditions.

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-19
AI Q&A
2026-10-15
EPSS Evaluated
2026-10-18
NVD
CVE-2026-76656
EUVD
EUVD-2026-101807

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Hewlett Packard Enterprise HPE NonStop TCP/IP UTILITIES T8602L01^BAA and earlier

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

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Executive Summary

This vulnerability in HPE NonStop TCP/IP UTILITIES allows an unauthenticated remote attacker to cause a denial of service by exploiting traceroute under specific conditions.

Detection Guidance

This vulnerability can be detected by monitoring for unusual traceroute activity or crashes in HPE NonStop TCP/IP UTILITIES. Check system logs for traceroute-related errors or unexpected terminations. Ensure traceroute is not executed under conditions that trigger the vulnerability, such as specific network configurations or input patterns.

Impact Analysis

It could disrupt network services by crashing the traceroute function, leading to service unavailability for legitimate users.

Compliance Impact

This vulnerability causes a denial of service under specific conditions, which could disrupt services handling sensitive data. However, the provided text does not specify direct impacts on compliance with GDPR, HIPAA, or other standards.

Mitigation Strategies

Disable or restrict access to the traceroute utility in HPE NonStop TCP/IP UTILITIES until patches are applied. Monitor network traffic for unusual traceroute activity that could indicate exploitation attempts.

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