CVE-2025-4418

AVEVA PI Connector for CygNet Improper Validation of Integrity Check Value

CVSS 6.7 MEDIUMEPSS 0.1%CWE-354

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.7EPSS 0.1%KEV nãoPoC —Patch —

Lifecycle

12 Jun 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An improper validation of integrity check value vulnerability exists in AVEVA PI Connector for CygNet Versions 1.6.14 and prior that, if exploited, could allow a miscreant with elevated privileges to modify PI Connector for CygNet local data files (cache and buffers) in a way that causes the connector service to become unresponsive.

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected products

AVEVA · PI Connector for CygNet

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References

https://www.aveva.com/en/support-and-success/cyber-security-updates/https://www.cisa.gov/news-events/ics-advisories/icsa-25-162-09