CVE-2017-6028
CRITICALSchneider-electric Modicon M241 Firmware < 4.0.3.20 - Insufficiently Protected Credentials
Title source: ruleDescription
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.
References (2)
Core 2
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/97254
Scores
CVSS v3
9.8
EPSS
0.0032
EPSS Percentile
54.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-522
Status
published
Products (3)
n/a/Schneider Electric Modicon PLCs
Schneider Electric Modicon PLCs
schneider-electric/modicon_m241_firmware
< 4.0.3.20
schneider-electric/modicon_m251_firmware
< 4.0.3.20
Published
Jun 30, 2017
Tracked Since
Feb 18, 2026