CVE-2023-34412

mediumpriority · track · 0EPSS 0.004 · 37 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.43% (37th) EPSS

CVSS 5.4 · medium

Is it mine?

33 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · helmholz_psirt · mb_connect_line_psirt

EPSS · scored 2026-10-27

A vulnerability in Red Lion Europe mbNET/mbNET.rokey and Helmholz REX 200 and REX 250 devices with firmware lower 7.3.2 allows an authenticated remote attacker with high privileges to inject malicious HTML or JavaScript code (XSS).

remediations

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

A vendor fix is available.

Fixedmb_connect_line_psirt
Update to 7.3.2
Fixedhelmholz_psirt
Update to 7.3.2

cvss

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

5.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · NVD / NIST USexploitability 2.3 · impact 2.7

v3.14.8mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nsecondary · ENISA EU

v3.14.8mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nsecondary · info@cert.vde.comexploitability 1.7 · impact 2.7

v3.14.8mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nsecondary · Helmholz PSIRT

v3.14.8mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nsecondary · MB connect line PSIRT

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USCWE-79USCWE-79US

affected products (33)

Products and version ranges known to be affected.

REX 2000 → 7.3.2enisa_euvdEU
REX 2500 → 7.3.2enisa_euvdEU
mbNET0 → 7.3.2enisa_euvdEU
mbNET.rokey0 → 7.3.2enisa_euvdEU
Firmware 7.3.2 installed on REX 200all versionsfixedhelmholz_psirtDE
Firmware 7.3.2 installed on REX 250all versionsfixedhelmholz_psirtDE
Firmware <7.3.2 installed on REX 200all versionshelmholz_psirtDE
Firmware <7.3.2 installed on REX 250all versionshelmholz_psirtDE
MB connect line mbNETall versionsfixedmb_connect_line_psirtDE
MB connect line mbNET< 7.3.2mb_connect_line_psirtDE
MB connect line mbNET.rokeyall versionsfixedmb_connect_line_psirtDE
MB connect line mbNET.rokey< 7.3.2mb_connect_line_psirtDE
Red Lion Europe mbNETall versionsfixedmb_connect_line_psirtDE
Red Lion Europe mbNET< 7.3.2mb_connect_line_psirtDE
Red Lion Europe mbNET.rokeyall versionsfixedmb_connect_line_psirtDE
Red Lion Europe mbNET.rokey< 7.3.2mb_connect_line_psirtDE
helmholz rex 200 firmware< 7.3.2nvdUScpe:2.3:o:helmholz:rex_200_firmware:*:*:*:*:*:*:*:*
helmholz rex 250 firmware< 7.3.2nvdUScpe:2.3:o:helmholz:rex_250_firmware:*:*:*:*:*:*:*:*
redlion mbnet mdh 811 firmware< 7.3.2nvdUScpe:2.3:o:redlion:mbnet_mdh_811_firmware:*:*:*:*:*:*:*:*
redlion mbnet mdh 816 firmware< 7.3.2nvdUScpe:2.3:o:redlion:mbnet_mdh_816_firmware:*:*:*:*:*:*:*:*

showing 20 of 33

advisories (2)

Vendor and ecosystem advisories describing this.

VDE-2023-012MB connect line: Cross-site Scripting vulnerability in mbNET/mbNET.rokey2023-08-17csaf · mb_connect_line_psirtDE
A stored XXS vulnerability has been found in mbNET and mbNET/.rokey in all versions before 7.3.2.
VDE-2023-029Helmholz: Cross-site Scripting vulnerability in REX 200/REX 2502023-08-17csaf · helmholz_psirtDE
A stored XXS vulnerability has been found in REX 200 and REX 250 in all versions before 7.3.2.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd helmholz_psirt mb_connect_line_psirt nvd NVD CVE.org MITRE

published 2023-08-17modified 2026-06-17

references (8)

External citations — patches, advisories, analysis.

scry

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