Vulnerability in Schneider-Electric Modicom Bmxnor0200h

CVE-2018-7809

An Unverified Password Change vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 which could allow an unauthenticated remote user to access the password delete function of the web server.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (83.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-7809: held from 0.025 to 0.025.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-7809?
CVE-2018-7809 is a critical-severity vulnerability in Schneider-Electric Modicom Bmxnor0200h, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 9.8/10. Published 2018-11-30.
How severe is CVE-2018-7809?
Critical severity. CVSS v3 base score is 9.8 out of 10.