9.8

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 leaving them susceptible to sniffing. Sniffed credentials could then be used to log into the web application.

Data is provided by the National Vulnerability Database (NVD)
Schneider-electricModicon M241 Firmware Version <= 4.0.3.20
   Schneider-electricModicon M241 Version-
Schneider-electricModicon M251 Firmware Version <= 4.0.3.20
   Schneider-electricModicon M251 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.23% 0.428
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-522 Insufficiently Protected Credentials

The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.