A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (a…

published 2019-10-29 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-16405

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 29.1%; EPSS 29.1% chance of exploitation in 30 days, percentile 98%
public exploits: 0; none known

A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information from the controller when using TFTP protocol.

Exploit prediction

29.12% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

n/a Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions)

Classification

Weakness

CWE-538 Insertion of Sensitive Information into Externally-Accessible File or Directory
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

schneider-electric.com /ww/en/download/document/SEVD-2019-281-01
vendor-advisory

Sources

CVE List CVE-2019-6851
NVD CVE-2019-6851

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary