CVE-2019-6859

7.5 HIGH 1% exploit odds Fix listed

What it is

A CWE-798: Use of Hardcoded Credentials vulnerability exists in Modicon Controllers (All versions of the following CPUs and Communication Module product references listed in the Security Notifications), which could cause the disclosure of FTP hardcoded credentials when using the Web server of the controller on an unsecure network.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure.
Exploit odds: 1.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2020-04-22 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 02:39 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.2% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2020-04-22 19:15 UTC
Last modified: 2026-06-17 02:39 UTC
Exploit probability: 1.2% · EPSS, next 30 days
Weakness: CWE-798 · Hard-coded credentials
Record status: Modified

Affected

schneider-electric Bmx p34x Firmware
schneider-electric Bmx Noe 0100 Firmware
schneider-electric Bmx Noe 0110 Firmware
schneider-electric Bmx Noc 0401 Firmware
schneider-electric Tsx p57x Firmware
schneider-electric Tsx Ety x103 Firmware
schneider-electric 140 cpu6x Firmware
schneider-electric 140 Noe 771x1 Firmware

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

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Fix and advisories

References

NVD record · CVE.org record