CVE-2023-46284

HIGH

Siemens Opcenter Quality < V2312 - Denial of Service via Out-of-Bounds Write on Port 4002/tcp and 4004/tcp

Title source: llm

Description

A vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo (All versions < V4.1), SINEC NMS (All versions < V2.0 SP1), Totally Integrated Automation Portal (TIA Portal) V14 (All versions), Totally Integrated Automation Portal (TIA Portal) V15.1 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions < V17 Update 8), Totally Integrated Automation Portal (TIA Portal) V18 (All versions < V18 Update 3). The affected application contains an out of bounds write past the end of an allocated buffer when handling specific requests on port 4002/tcp and 4004/tcp. This could allow an attacker to crash the application. The corresponding service is auto-restarted after the crash.

References (2)

Core 2

Core References

Vendor Advisory

https://cert-portal.siemens.com/productcert/html/ssa-999588.html

Patch, Vendor Advisory

https://cert-portal.siemens.com/productcert/pdf/ssa-999588.pdf

Scores

CVSS v3 7.5

EPSS 0.0091

EPSS Percentile 55.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-120 CWE-787

Status published

Products (6)

siemens/opcenter_quality

siemens/simatic_pcs_neo < 4.1

siemens/sinumerik_integrate_runmyhmi_\/automotive

siemens/totally_integrated_automation_portal

siemens/totally_integrated_automation_portal 18 (2 CPE variants)

siemens/totally_integrated_automation_portal 14.0 - 15

Published Dec 12, 2023

Tracked Since Feb 18, 2026