High severity7.5NVD Advisory· Published May 12, 2026· Updated Jun 29, 2026
CVE-2026-22925
CVE-2026-22925
Description
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V5.0). The affected application is susceptible to resource exhaustion when subjected to high volume of TCP SYN packets This could allow an attacker to render the service unavailable and cause denial-of-service conditions by overwhelming system resources.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- cpe:2.3:o:siemens:simatic_cn_4100_firmware:*:*:*:*:*:*:*:*Range: <5.0
- Range: <V5.0
Patches
Vulnerability mechanics
References
1- cert-portal.siemens.com/productcert/html/ssa-032379.htmlnvdMitigationVendor Advisory
News mentions
1- Siemens SIMATICCISA ICS Advisories