High severity · published Jan 13, 2026
CVE-2025-37166
Unexpected shutdown in HPE Instant On Access Points after processing specific packets
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
A vulnerability affecting HPE Networking Instant On Access Points has been identified where a device processing a specially crafted packet could enter a non-responsive state, in some cases requiring a hard reset to re-establish services. A malicious actor could leverage this vulnerability to conduct a Denial-of-Service attack on a target network.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
Instant On · Hewlett Packard Enterprise (HPE)
3.0.0.0 through 3.3.1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-37166
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-37166
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw04988en_us&docLocale=en_US
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