Successful exploitation of these vulnerabilities could allow an attacker to access sensitive data, escalate privileges, or perform remote code execution.
Schneider Electric reports that the following products are affected:
CWE-552: Files or Directories Accessible to External Parties vulnerability over https exists that could leak information and potential privilege escalation following a Man-In-The-Middle attack.
CVE-2025-2222 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.5 has been calculated; the CVSS vector string is (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
A CVSS v4 score has also been calculated for CVE-2025-2222. A base score of 8.2 has been calculated; the CVSS vector string is (CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N).
CWE-20: Improper Input Validation vulnerability exists that could cause a loss of confidentiality, integrity, and availability of the engineering workstation when a malicious project file is loaded by a user from the local system.
CVE-2025-2223 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.8 has been calculated; the CVSS vector string is (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A CVSS v4 score has also been calculated for CVE-2025-2223. A base score of 8.4 has been calculated; the CVSS vector string is (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N).
Schneider Electric CPCERT reported these vulnerabilities to CISA.
Schneider Electric has identified the following specific workarounds and mitigations users can apply to reduce risk:
Schneider Electric ConneXium Network Manager v2.0.01: Please note that the ConneXium Network Manager product has reached the end of its life and is no longer supported. Customers should immediately apply the following mitigations to reduce the risk of exploit:
Schneider Electric ConneXium Network Manager All versions: Please note that the ConneXium Network Manager product has reached the end of its life and is no longer supported. Customers should immediately apply the following mitigations to reduce the risk of exploit:
For more information see the associated Schneider Electric CPCERT security advisory SEVD-2025-098-01 ConneXium Network Manager Software - SEVD-2025-098-01 PDF Version, ConneXium Network Manager Software - SEVD-2025-098-01 CSAF Version.
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities, such as:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
No known public exploitation specifically targeting these vulnerabilities has been reported to CISA at this time.