critical
10
CWE
288 306
Advisory Published
Updated

CVE-2023-42770: Red Lion Controls Sixnet RTU Authentication Bypass Using An Alternative Path Or Channel

First published: Tue Nov 21 2023(Updated: )

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.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Redlioncontrols St-ipm-6350 Firmware=4.9.114
Redlioncontrols St-ipm-6350
Redlioncontrols St-ipm-8460 Firmware=6.0.202
Redlioncontrols St-ipm-8460
Redlioncontrols Vt-mipm-135-d Firmware=4.9.114
Redlioncontrols Vt-mipm-135-d
Redlioncontrols Vt-mipm-245-d Firmware=4.9.114
Redlioncontrols Vt-mipm-245-d
Redlioncontrols Vt-ipm2m-213-d Firmware=4.9.114
Redlioncontrols Vt-ipm2m-213-d
Redlioncontrols Vt-ipm2m-113-d Firmware=4.9.114
Redlioncontrols Vt-ipm2m-113-d

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Reference Links

Frequently Asked Questions

  • What is CVE-2023-42770?

    CVE-2023-42770 is a vulnerability that allows an attacker to bypass authentication in Red Lion Controls Sixnet RTU devices using an alternative path or channel.

  • How does CVE-2023-42770 affect Red Lion Sixnet and VersaTRAK Series RTUs?

    CVE-2023-42770 affects Red Lion Sixnet and VersaTRAK Series RTUs with authenticated users enabled (UDR-A).

  • What is the severity of CVE-2023-42770?

    CVE-2023-42770 has a severity rating of critical.

  • How can I fix CVE-2023-42770?

    To fix CVE-2023-42770, Red Lion Controls recommends upgrading to the latest firmware version provided in their advisory.

  • Where can I find more information about CVE-2023-42770?

    You can find more information about CVE-2023-42770 in the advisory published by CISA and the support article from Red Lion Controls.

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