Vulnerability in Schneider-electric Modicon_m241

CVE-2017-6028

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…

EPSS: 0.003 (55.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-6028?
CVE-2017-6028 is a critical-severity vulnerability in Schneider-electric Modicon_m241, classified under Insufficiently Protected Credentials. CVSS score: 9.8/10. Published 2017-06-30.
How severe is CVE-2017-6028?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-6028 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.