CVE-2025-24522

criticalpriority · track · 0OT risk · elevatedEPSS 0.008 · 55 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.77% (55th) EPSS

CVSS 10 · critical

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · kunbus_psirt

EPSS · scored 2026-10-27

KUNBUS Revolution Pi OS Bookworm 01/2025 is vulnerable because authentication is not configured by default for the Node-RED server. This can give an unauthenticated remote attacker full access to the Node-RED server where they can run arbitrary commands on the underlying operating system.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedRevolution Pi OS Bookwormkunbus_psirt
By end of april we plan to release a new cockpit plugin that guides make the above mentioned configurations available in a consistant graphical interface like you now it from RevPi.
Fixedrevpi-noderedkunbus_psirt
By end of april we plan to release a new cockpit plugin that guides make the above mentioned configurations available in a consistant graphical interface like you now it from RevPi.
FixedRevolution Pi OS Bookwormcisa_csaf_ot
KUNBUS released a new image for Revolution Pi OS Bookworm on 04/30/2025. Users can download the updated image here.
https://revolutionpi.com/en/support/downloads
MitigationRevolution Pi OS Bookwormkunbus_psirt
Activate authentication
https://www.kunbus.com/files/media/misc/kunbus-2025-0000002-remediation.pdf
Mitigationrevpi-noderedkunbus_psirt
Activate authentication
https://www.kunbus.com/files/media/misc/kunbus-2025-0000002-remediation.pdf
MitigationRevolution Pi OS Bookwormcisa_csaf_ot
KUNBUS has identified the following specific mitigations that users can apply to reduce risk:
WorkaroundRevolution Pi OS Bookwormkunbus_psirt
Deactivate unnecessary services
https://www.kunbus.com/files/media/misc/kunbus-2025-0000002-remediation.pdf
Workaroundrevpi-noderedkunbus_psirt
Deactivate unnecessary services
https://www.kunbus.com/files/media/misc/kunbus-2025-0000002-remediation.pdf

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.1–10

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · CISA US

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · ics-cert@hq.dhs.gov USexploitability 3.9 · impact 6

v3.110criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:Hsecondary · KUNBUS PSIRT

v4.09.3criticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.09.3criticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · ics-cert@hq.dhs.gov US

v4.08.1highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-305USCWE-306USCWE-306US

affected products (7)

Products and version ranges known to be affected.

KUNBUS Revolution Pi OS Bookworm: <=01/2025all versionscisa_csaf_otUS
KUNBUS Revolution Pi OS Bookworm≤ 01/2025cisa_csaf_otUS
KUNBUS GmbH Revolution Pi OS Bookworm≤ 0 ≤01/2025enisa_euvdEU
KUNBUS Revolution Pi OS Bookwormall versionskunbus_psirtDE
KUNBUS Revolution Pi OS Bookwormall versionsfixedkunbus_psirtDE
KUNBUS revpi-noderedall versionskunbus_psirtDE
KUNBUS revpi-noderedall versionsfixedkunbus_psirtDE

advisories (2)

Vendor and ecosystem advisories describing this.

Kunbus-2025-0000002Missing Authentication in Node-RED integration2025-04-01csaf · kunbus_psirtDE
ICSA-25-121-01KUNBUS GmbH Revolution Pi (Update A)2025-05-01icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow attackers to bypass authentication, gain unauthorized access to critical functions, and execute malicious server-side includes (SSI) within a web page.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot kunbus_psirt NVD CVE.org MITRE

published 2025-05-01modified 2026-06-17

references (7)

External citations — patches, advisories, analysis.

scry

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