Summary
Several SIMATIC HMI Panels are affected by a vulnerability that could allow an attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.
Siemens has released updates for the affected products and recommends to update to the latest versions.
Vulnerabilities 1
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High 7.5
A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V17 Update 4)…
Revision history
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#1
Publication Date
References
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SSA-384224: Denial of Service Vulnerability in SIMATIC HMI Panels - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-384224.pdf
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SSA-384224: Denial of Service Vulnerability in SIMATIC HMI Panels - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-384224.txt