Vulnerability · Published Jan 13, 2026 · Assigned by hpe

CVE-2025-37166Unexpected shutdown in HPE Instant On Access Points after processing specific packets

High 7.5

In plain English

A high-severity resource allocation without limits in Instant On from Hewlett Packard Enterprise (HPE). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 59.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Hewlett Packard Enterprise (HPE) Instant On 3.0.0.0 – through 3.3.1.0

Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References