Blog Posts Tagged with "SIMATIC S7-400"

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ICS-CERT: SIMATIC S7-400 Denial of Service Vulnerabilities

August 07, 2012 Added by:Infosec Island Admin

Siemens has reported DoS vulnerabilities in the SIMATIC S7-400 V6 and SIMATIC S7-400 V5 PN CPU products. When specially crafted packets are received on Ethernet interfaces by the SIMATIC S7-400, the device can default into defect mode. A PLC in defect mode needs to be manually reset to return to normal operation...

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