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Critical · 10.0 CVE-2023-42770 EUVD-2023-47202GHSA-vwrm-49fw-hjgj

Red Lion Controls Sixnet RTU Authentication Bypass Using An Alternative Path Or Channel

Published Nov 21, 2023 · Updated Jun 11, 2025 · Assigned by icscert

Description

Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.

Affected products

VendorProductAffectedFixed
Red Lion Controls ST-IPm-8460 6.0.202 —
Red Lion Controls ST-IPm-6350 4.9.114 —
Red Lion Controls VT-mIPm-135-D 4.9.114 —
Red Lion Controls VT-mIPm-245-D 4.9.114 —
Red Lion Controls VT-IPm2m-213-D 4.9.114 —
Red Lion Controls VT-IPm2m-113-D 4.9.114 —

Advisories 1

References