CWE
798
Advisory Published
Updated

CVE-2018-17896

First published: Fri Oct 12 2018(Updated: )

Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, FCN-500, All versions R4.10 and prior, The affected controllers utilize hard-coded credentials which may allow an attacker gain unauthorized access to the maintenance functions and obtain or modify information. This attack can be executed only during maintenance work.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Yokogawa Fcj Firmware<=r4.10
Yokogawa Fcj
Yokogawa Fcn-100 Firmware<=r4.10
Yokogawa Fcn-100
Yokogawa Fcn-rtu Firmware<=r4.10
Yokogawa Fcn-rtu
Yokogawa Fcn-500 Firmware<=r4.10
Yokogawa Fcn-500

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Frequently Asked Questions

  • What is CVE-2018-17896?

    CVE-2018-17896 is a vulnerability in Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500, versions R4.10 and prior, that allows attackers to gain unauthorized access using hard-coded credentials.

  • What is the severity of CVE-2018-17896?

    CVE-2018-17896 has a severity level of 8.1 (critical).

  • How can an attacker exploit CVE-2018-17896?

    An attacker can exploit CVE-2018-17896 by using the hard-coded credentials to gain unauthorized access to the maintenance functions and obtain or modify information.

  • Are all versions of Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500 vulnerable to CVE-2018-17896?

    Yes, all versions of Yokogawa STARDOM Controllers FCJ, FCN-100, FCN-RTU, and FCN-500 up to version R4.10 are vulnerable to CVE-2018-17896.

  • How can I fix CVE-2018-17896?

    To fix CVE-2018-17896, it is recommended to apply the necessary security patches or firmware updates provided by Yokogawa.

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