AVEVA PI Connector for CygNet Cross-site Scripting
A cross-site scripting vulnerability exists in
AVEVA PI Connector for CygNet
Versions 1.6.14 and prior that, if exploited, could allow an
administrator miscreant with local access to the connector admin portal
to persist arbitrary JavaScript code that will be executed by other
users who visit affected pages.
AVEVA recommends that organizations evaluate the impact of these
vulnerabilities based on their operational environment, architecture,
and product implementation. Users of affected product versions should
apply security updates to mitigate the risk of exploit.
All affected versions of PI Connector for CygNet can be fixed by upgrading to PI Connector for CygNet v1.7.0 or higher. From OSISoft Customer Portal https://my.osisoft.com/ , search for "PI Connector for CygNet" and select Version 1.7.0 or higher.
For additional information please refer to AVEVA-2025-002 https://www.aveva.com/en/support-and-success/cyber-security-updates/ .
Configurations
Workarounds
AVEVA further recommends users follow general defensive measures:
* Ensure that PI Connector for CygNet administrative access is only provided to trusted entities.
* Audit custom installation folder Access Control Lists (ACLs) to ensure access is only provided to trusted entities.
* Audit and limit membership to the OS Local "Administrators" and "PI Connector Administrators" groups.
For additional information please refer to AVEVA-2025-002 https://www.aveva.com/en/support-and-success/cyber-security-updates/
.