CVE-2023-46281

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). When accessing the UMC Web-UI from affected products, UMC uses an overly permissive CORS policy. This could allow an attacker to trick a legitimate user to trigger unwanted behavior.

• CWE-942

• https://cert-portal.siemens.com/productcert/html/ssa-999588.html
• https://cert-portal.siemens.com/productcert/pdf/ssa-999588.pdfPatch, Vendor Advisory
• https://cert-portal.siemens.com/productcert/html/ssa-999588.html
• https://cert-portal.siemens.com/productcert/pdf/ssa-999588.pdfPatch, Vendor Advisory

Published

Dec 12, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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