PT-2023-24863 · Helmholz+1 · Rex 200+2

CVE-2023-34412 · Published 2023-08-17 · Updated 2023-08-23

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Red Lion Europe mbNET/mbNET.rokey and Helmholz REX 200 and REX 250 devices with firmware lower than 7.3.2

Description A vulnerability in the affected devices allows an authenticated remote attacker to inject malicious HTML or JavaScript code, enabling them to store an arbitrary JavaScript payload on the diagnosis page of the device. This page is loaded immediately after login, allowing the attacker to read and write browser data and reduce system performance.

Recommendations For Red Lion Europe mbNET/mbNET.rokey and Helmholz REX 200 and REX 250 devices with firmware lower than 7.3.2, update the firmware to version 7.3.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the diagnosis page of the device until a patch is available.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-34412

Affected Products

Rex 200

Rex 250

Mbnet/Mbnet.Rokey

References · 8

• https://osv.dev/vulnerability/CVE-2023-34412 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-34412 · Security Note
• https://cert.vde.com/en/advisories/VDE-2023-012 · Note
• https://cert.vde.com/en/advisories/VDE-2023-029 · Note
• https://twitter.com/VulmonFeeds/status/1692212836452249930 · Twitter Post
• https://twitter.com/TechFishNews/status/1692213017889636530 · Twitter Post
• https://t.me/cibsecurity/68758 · Telegram Post
• https://twitter.com/cracbot/status/1692416123097251898 · Twitter Post