Detections
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Delta Electronics DIAView Missing Authentication for Critical Function (CVE-2025-62582)

critical Nessus Plugin ID 321198

Synopsis

An OT web application is missing authentication for critical functions.

Description

The Delta Electronics DIAView WebHMI running on the remote host is affected by a vulnerability involving missing authentication for critical functions. An unauthenticated, remote attacker can exploit this, via a specially crafted message, to access configured databases in a DIAView project.

Solution

See vendor advisory.

See Also

http://www.nessus.org/u?a1bf3ce8

Plugin Details

Severity: Critical

ID: 321198

File Name: delta_electronics_diaview_missing_auth.nbin

Version: 1.1

Type: Remote

Family: SCADA

Published: 6/16/2026

Updated: 6/16/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2025-62582

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: x-cpe:/a:deltaww:diaview

Required KB Items: installed_sw/Delta Electronics DIAView WebHMI

Exploited by Nessus: true

Patch Publication Date: 1/16/2026

Vulnerability Publication Date: 1/16/2026

Reference Information

CVE: CVE-2025-62582