CVE-2023-22781Network attack vector

Unauthenticated privileged code execution via crafted PAPI packets

Published May 8, 2023 · Updated Jan 31, 2025

Buffer overflow in HPE Aruba Access Points allows remote attackers to execute privileged code via crafted UDP/8211 PAPI packets. HPE has not disclosed the affected service names or the exact buffer-copy operation that mishandles packet data. No authentication or user interaction is required; CNA-listed releases include ArubaOS 10.3.1.4 and earlier and InstantOS 8.10.0.2 and earlier.

CVSS severity9.8
Critical
EPSS probability2.07%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Buffer overflow in HPE Aruba Access Points allows remote attackers to execute privileged code via crafted UDP/8211 PAPI packets. HPE has not disclosed the affected service names or the exact buffer-copy operation that mishandles packet data. No authentication or user interaction is required; CNA-listed releases include ArubaOS 10.3.1.4 and earlier and InstantOS 8.10.0.2 and earlier.

The record

CVE
CVE-2023-22781
Published
May 8, 2023
Updated
Jan 31, 2025
Vendor
Hewlett Packard Enterprise (HPE)
Product
Aruba Access Points
Classifications
CWE-120, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 8, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 31, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=ArubaOS 10.3.x.x: 10.3.1.4 and below
  2. Affected versionversion=InstantOS 8.10.x.x: 8.10.0.2 and below
  3. Affected versionversion=See reference document for further details

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Hewlett Packard Enterprise (HPE) · Aruba Access Pointsversion=ArubaOS 10.3.x.x: 10.3.1.4 and below; version=InstantOS 8.10.x.x: 8.10.0.2 and below; version=See reference document for further details

Published CVSS scores

9.8Hewlett Packard Enterprise (HPE) CNACVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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