QID 590812

Date Published: 2022-05-06

QID 590812: Schneider Electric Modicon M241 and M251 Logic Controllers Vulnerability (SEVD-2021-130-05)

Affected Products and Versions
Modicon M241/M251 logic controllers firmware prior to V5.1.9.1

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

Successful exploitation of this vulnerability may risk a buffer overflow attack, which could result in the unavailability of the controller.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as High - 7.8 severity.
    • Solution

    Customers are advised to refer to CERT MITIGATIONS section SEVD-2021-130-05 for affected packages and patching details.

    Vendor References

    CVEs related to QID 590812

    CVE-2021-22699 |
    Software Advisories
    Advisory ID Software Component Link
    SEVD-2021-130-05 URL Logo www.se.com/ww/en/download/document/SEVD-2021-130-05/
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