SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-4418

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…

MEDIUM 6.7EPSS 0.10%

Does this matter?

Lower severity and a low EPSS score (0.10%). Track it; it rarely justifies an emergency change on its own.

Description

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
6.7 MEDIUMCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.10% probability · 1th percentile
CISA KEV
Not listed
Weakness
CWE-354
Source
ics-cert@hq.dhs.gov

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.