CVE-2017-6028

Description

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.23%
Third-Party Advisory securityfocus.com Third-Party Advisory us-cert.gov
Affected: n/a Schneider Electric Modicon PLCs
Published at:
Updated at:

References

Link Tags
https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02 third party advisory us government resource
http://www.securityfocus.com/bid/97254 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-6028?
CVE-2017-6028 has been scored as a critical severity vulnerability.
How to fix CVE-2017-6028?
To fix CVE-2017-6028, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-6028 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-6028 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-6028?
CVE-2017-6028 affects n/a Schneider Electric Modicon PLCs.
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