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TI-2025-03938 Aliases CVE-2025-4418GHSA-mqm6-5rhf-vp27

AVEVA PI Connector for CygNet Improper Validation of Integrity Check Value

Priority LOW 28CWE-354Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00101 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AVEVAPI Connector for CygNetup to 1.6.14—No fix listedCNA
  • PI Connector for CygNet VendorAVEVA Affected up to 1.6.14 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-4418
  2. 2026-10-03 Alias added: GHSA-mqm6-5rhf-vp27

References

Other 2

  • TI-2022-07857 Path traversal in AVEVA InTouch Access Anywhere CVSS 3.1HIGH 7.5
  • TI-2019-04597 Missing authentication in ICS-CERT AVEVA Software, LLC InduSoft Web Studio prior to… CVSS 3.1CRITICAL 9.8
  • TI-2022-11329 Deserialization of untrusted data in AVEVA Edge CVSS 3.1HIGH 7.8
  • TI-2011-02773 Use-after-free vulnerability in Control Microsystems ClearSCADA 2005, 2007, and 2009… CVSS 2.0HIGH 10.0
  • TI-2025-38285 AVEVA Process Optimization Code Injection CVSS 4.0CRITICAL 10.0
  • TI-2021-18992 An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio)… CVSS 3.1CRITICAL 9.8
See all 90 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences