CVE-2017-6028 describes an Insufficiently Protected Credentials vulnerability affecting all firmware versions of Schneider Electric Modicon M241 and M251 PLCs. This critical vulnerability, with a CVSS score of 9.8, allows attackers to sniff Base64-encoded login credentials transmitted over the network, leading to full compromise of the web application. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.0.3.20CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m241_firmware:*:*:*:*:*:*:*:* | ||
<= 4.0.3.20CPE matchmatch criteria | cpe:2.3:o:schneider-electric:modicon_m251_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.