CVE-2023-1256

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CVSS 3.1

9.8 critical

EPSS

<1%p50

Published

Mar 16, 2023 (Mar 16, 2023)

Modified

Jun 17, 2026

Description

The listed versions of AVEVA Plant SCADA and AVEVA Telemetry Server are vulnerable to an improper authorization exploit which could allow an unauthenticated user to remotely read data, cause denial of service, and tamper with alarm states.

Vendors: aveva
Products: aveva plant scada, telemetry server
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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