CVEPublished 2020-11-19Modified 2026-05-290 articles on news5 live referencesNVD data

CVE-2020-7567Schneider-electric · Modicon_m221_firmware

Vulnerability data via NVD (ingested)

CVSS v3.1
5.7
MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS percentile
5
Exploit Prediction Scoring System · top 95% of all CVEs
Description

A CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to find the password hash when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller and broke the encryption keys.

Timeline
Published 2020-11-19
Modified 2026-05-29

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2020-7567 on GitHub.
We haven't classified any articles referencing CVE-2020-7567 yet. The external references above still apply.