Description
The client in Schneider Electric Software Update (SESU) Utility 1.0.x and 1.1.x does not ensure that updates have a valid origin, which allows man-in-the-middle attackers to spoof updates, and consequently execute arbitrary code, by modifying the data stream on TCP port 80.
Advisories 1
- ICSA-13-016-01 Schneider Electric Authenticated Communication Risk Vulnerability CISA ICS & IT advisories · Jun 6, 2025
References
- http://www.schneider-electric.com/download/ww/en/details/29960967-SE-Software-Update-Utility-Vulnerability-Disclosure/?reference=SEVD-2013-009-01
- http://www2.schneider-electric.com/corporate/en/support/cybersecurity/viewer-news.page?c_filepath=/templatedata/Content/News/data/en/local/cybersecurity/general_information/2013/01/20130109_advisory_of_vulnerability_affecting_schneider_electric_s_software_upda.xml
- http://www.us-cert.gov/control_systems/pdf/ICSA-13-016-01.pdf