CVE-2018-7831

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

An Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 allowing an attacker to send a specially crafted URL to a currently authenticated web server user to execute a password change on the web server.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-79CWE-352

Affected software

No affected versions have been published.

Timeline

Published
Nov 30, 2018
Last modified
Jun 17, 2026
NVD status
Modified

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