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.

Date published : 2017-06-29

http://www.securityfocus.com/bid/97254

https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02