CRITICAL🇵🇱 Wersja polska

CVE-2017-6028

CVSS 9.8v3.1pub. 2017-06-30upd. 2026-05-13

An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Modicon M251, all firmware versions. Log-in credentials are sent over the network with Base64 encoding leaving them susceptible to sniffing. Sniffed credentials could then be used to log into the web application.

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  • Schneider Electric Modicon M241

    HW
    Schneider-Electric
    all versions

  • Schneider Electric Modicon M241 Firmware

    OS
    Schneider-Electric
    ≤ 4.0.3.20

  • Schneider Electric Modicon M251

    HW
    Schneider-Electric
    all versions

  • Schneider Electric Modicon M251 Firmware

    OS
    Schneider-Electric
    ≤ 4.0.3.20
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
CWE
References

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