WaterISAC Navigation
  • About
  • Report Incident
  • Contact Us
  • Become a Member
  • NRWA Signup
  • WaterISAC Champions
  • About
  • Report Incident
  • Contact Us
  • Become a Member
  • NRWA Signup
  • WaterISAC Champions
Home H2OSecCon 2026 Schneider Electric Modicon Controllers (Update A) (ICSA-20-016-01) – Products Used in the Energy Sector
Become a Member

Log in

  • Upcoming Events
  • Resource Center
  • Tools
  • Webcasts
  • Contaminant Databases
  • Community Partners
  • About
  • Log in

  • My Account

  • Logout

  • Report Incident
  • Contact Us
  • NRWA Signup
  • WaterISAC Champions
More Resources

Schneider Electric Modicon Controllers (Update A) (ICSA-20-016-01) – Products Used in the Energy Sector

Author: Charles Egli

Created: Tuesday, March 31, 2020 - 18:10

Categories: Cybersecurity

March 31, 2020

CISA has updated the vulnerability overview section of this advisory. Read the advisory at CISA.

January 16, 2020

CISA has released an advisory on an improper check for unusual or exceptional conditions vulnerability in Schneider Electric Modicon Controllers. Multiple products and versions of these products are affected. Successful exploitation of this vulnerability could result in a denial-of-service condition. Schneider Electric has developed a series of mitigations and also recommends users follow industry best practices. CISA also recommends a series of measures to mitigate the vulnerability. Read the advisory at CISA.

Related Resources

Members Only

(TLP:AMBER) DHS Office of Intelligence and Analysis Reports (May 21, 2026)

May 21, 2026 in Cybersecurity, Federal & State Resources, Security Preparedness

(TLP:CLEAR) Weekly Vulnerabilities to Prioritize – May 21, 2026

May 21, 2026 in Cybersecurity, Security Preparedness
Members Only

(TLP:GREEN) PEAR Ransomware Claims U.S. Drinking Water Utility as Victim

May 21, 2026 in Cybersecurity, Security Preparedness

Become a Member
FAQs
About
Report Incident

Terms & Conditions
Privacy Policy
AI Policy
Contact Us

LinkedIn

1250 I Street NW, Suite 350
Washington, DC 20005
1-866-H2O-ISAC (1-866-426-4722)
© 2026 WaterISAC. All Rights Reserved.

Toggle the Widgetbar