Siemens SIMATIC TIA Portal < V20 Update 3 DoS (SSA-460466)

medium Nessus Plugin ID 241711

Synopsis

The remote host is affected by a denial of service vulnerability.

Description

The version of Siemens SIMATIC TIA Portal installed on the remote Windows host is affected by a denial of service (DoS) vulnerability. The affected application improperly handles uploaded projects in the document root. This could allow an attacker with contributor privileges to cause denial of service by uploading a malicious project.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update to V20 Update 3 or later.

Plugin Details

Severity: Medium

ID: 241711

File Name: scada_siemens_tia_ssa-460466.nbin

Version: 1.2

Type: local

Agent: windows

Family: SCADA

Published: 7/10/2025

Updated: 7/14/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.9

CVSS v2

Risk Factor: Medium

Base Score: 4

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

CVSS Score Source: CVE-2025-27127

CVSS v3

Risk Factor: Medium

Base Score: 4.3

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

Vulnerability Information

CPE: x-cpe:/a:siemens:tia_portal, cpe:/a:siemens:totally_integrated_automation_portal

Required KB Items: installed_sw/Siemens Totally Integrated Automation Portal

Patch Publication Date: 7/8/2025

Vulnerability Publication Date: 7/8/2025

Reference Information

CVE: CVE-2025-27127

IAVB: 2025-B-0112

Detections

Analytics