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Case File

CVE-2018-7833

HIGH · CVSS 7.5 EPSS 1.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-12-17 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Exploitation may require the attacker to be authenticated.

CVE
CVE-2018-7833
Severity
HIGH
CVSS
7.5
EPSS
1.38%

Original NVD Description

An Improper Check for Unusual or Exceptional Conditions vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where an unauthenticated user can send a specially crafted XML data via a POST request to cause the web server to become unavailable

Related CVEs

Other vulnerabilities affecting the same vendor(s)