CVE-2020-15796

A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition by sending a specially crafted HTTP request.

• CWE-248

• https://cert-portal.siemens.com/productcert/pdf/ssa-700697.pdfVendor Advisory
• https://cert-portal.siemens.com/productcert/pdf/ssa-700697.pdfVendor Advisory

Published

Dec 14, 2020

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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