QID 590480

Date Published: 2021-08-10

QID 590480: Schneider Electric Modicon M221 Insufficient Verification of Data Authenticity Vulnerability(ICSA-18-324-02)

AFFECTED PRODUCTS
Schneider Electric reports that the vulnerability affects the following Modicon products:
Modicon M221, all versions.

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version of using passive scanning

Successful exploitation of this vulnerability could cause a change of IPv4 configuration (IP address, mask, and gateway) when remotely connected to the device.

  • CVSS V3 rated as Critical - 8.2 severity.
  • CVSS V2 rated as High - 6.4 severity.
    • Solution

    Customers are advised to refer to CERT MITIGATIONS section ICSA-18-324-02 for affected packages and patching details.

    Vendor References

    CVEs related to QID 590480

    CVE-2018-7798 |
    Software Advisories
    Advisory ID Software Component Link
    ICSA-18-324-02 URL Logo www.us-cert.gov/ics/advisories/ICSA-18-324-02
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