Medium severity · published Oct 15, 2026
CVE-2026-76656
HPE NonStop TCP/IP UTILITIES - Denial of Service vulnerability
5.3
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HN
HPE NonStop TCP/IP UTILITIES · Hewlett Packard Enterprise
T8602L01^BAA and earlier · source: vendor
Affected product
HN
HPE NonStop TCP/IP UTILITIES
Hewlett Packard Enterprise
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-76656
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-76656
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
More from HPE NonStop TCP/IP UTILITIES
7.5
CVE-2026-76659
HPE NonStop TCP/IP UTILITIES - Denial of Service vulnerability