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Fencer Vulns
high 7.5

CVE-2023-22787 json

Unauthenticated Denial of Service (DoS) in Aruba InstantOS or ArubaOS 10 Service Accessed via the PAPI Protocol

published 2023-05-08 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-26905

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

An unauthenticated Denial of Service (DoS) vulnerability exists in a service accessed via the PAPI protocol provided by Aruba InstantOS and ArubaOS 10. Successful exploitation of this vulnerability results in the ability to interrupt the normal operation of the affected access point.

Patch / fix

  • hp instantos 8.6.0.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-285-02 updated cvss 7.5

Siemens SCALANCE W1750D

  • Siemens SCALANCE W1750D (JP) (6GK5750-2HX01-1AD0) <V8.10.0.6 Siemens SCALANCE W1750D (ROW) (6GK5750-2HX01-1AA0) <V8.10.0.6 Siemens SCALANCE W1750D (USA) (6GK5750-2HX01-1AB0) <V8.10.0.6
    affected: fixed in V8.10.0.6, workaround

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Hewlett Packard Enterprise (HPE) Aruba Access Points running InstantOS and ArubaOS 10

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.