CVE-2023-22784: Unauthenticated Buffer Overflow Vulnerabilities in Services Accessed by the PAPI Protocol

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-08 · updated 2026-06-17
Weakness: CWE-120

Description

There are buffer overflow vulnerabilities in multiple underlying services that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's access point management protocol) UDP port (8211). Successful exploitation of these vulnerabilities result in the ability to execute arbitrary code as a privileged user on the underlying operating system.

Affected products

Hewlett Packard Enterprise ArubaOS: from 10.3.0.0 through 10.3.1.0
Hewlett Packard Enterprise (HPE) HPE Aruba Networking InstantOS and Aruba Access Points running ArubaOS 10: from 6.4.0.0 through 6.4.4.8-4.2.4.20; from 6.5.0.0 through 6.5.4.23; from 8.4.0.0 before 8.6.0.0; from 8.6.0.0 through 8.6.0.19; from 8.7.0.0 through 8.9.0.0; from 8.10.0.0 through 8.10.0.4 — fixed in 8.6.0.0

How to fix

Upgrade to a fixed version: Hewlett Packard Enterprise (HPE) HPE Aruba Networking InstantOS and Aruba Access Points running ArubaOS 10 8.6.0.0. Check the vendor advisory for mitigations.

References

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