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CVE-2023-34412

Stored XXS vulnerability in mbnet, mbnet.rokey, REX 200 and REX 250

MEDIUM

4.8

CVSS Score

Published: August 17, 2023 at 01:07 PM UTC

Updated: June 17, 2026 at 06:03 AM UTC

36 products affected across 3 vendorsRex 250 FirmwareRex 200 FirmwareMbnet Mdh 859 Firmware

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Severity

MEDIUM4.8

Exploit prediction

EPSS 0.4%

Description

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).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rex 200 Firmware · Helmholz

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

helmholz-rex-200 (same device)

Rex 250 Firmware · Helmholz

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

helmholz-rex-250 (same device)

Mbnet Mdh 811 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-811 (same device)

Mbnet Mdh 816 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-816 (same device)

Mbnet Mdh 831 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-831 (same device)

Mbnet Mdh 835 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-835 (same device)

Mbnet Mdh 841 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-841 (same device)

Mbnet Mdh 850 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-850 (same device)

Mbnet Mdh 855 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-855 (same device)

Mbnet Mdh 858 Firmware · Redlion

95%

v < 7.3.2

Affected range stops below 7.3.2, so it looks safe — our inference, not a vendor statement

redlion-mbnet-mdh-858 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Third Party Advisory

Source: [email protected]

https://cert.vde.com/en/advisories/VDE-2023-012/

Third Party Advisory

Source: [email protected]

https://cert.vde.com/en/advisories/VDE-2023-029/

CVSS

4.8MEDIUMCERTVDE

Attack Vector: NETWORK
Complexity: LOW
Privileges: HIGH
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-79

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