CVE-2018-7833

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

Score

CVSS 3.0 7.5 High

Status

Modified - cybersecurity@se.com

Published

2018-12-17

Last modified

2024-08-05

Weaknesses

CWE-754

Affected products

• Modicom Bmxnor0200h Firmware (Schneider-electric)
• Modicom M340 Firmware (Schneider-electric)
• Modicom Premium Firmware (Schneider-electric)
• Modicom Quantum Firmware (Schneider-electric)
• Embedded Web Servers In All Modicon M340 (Schneider Electric Se)
• Premium (Schneider Electric Se)
• Quantum Plcs And Bmxnor0200 (Schneider Electric Se)

References

• https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/