Summary
Successful exploitation of this vulnerability could allow a remote attacker to cause a denial-of-service condition in Ethernet communication on the module by sending specially crafted SLMP packets. A system reset of the module is required for recovery.
Vulnerabilities 1
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High 7.5
Denial-of-Service Vulnerability in Ethernet port on MELSEC iQ-F Ethernet Module and EtherNet/IP Module
Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 to 1.200 and FX5-ENET/IP versions 1.100 to 1.104 allows a remote attacker to cause a Denial of Service condition in Ethe…
Revision history
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#2
Update A - Revised version "FX5-ENET".
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#1
Initial Publication
References
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ICSA Advisory ICSA-24-324-01 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-24-324-01
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Recommended Practices
https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B
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Recommended Practices
https://www.cisa.gov/uscert/sites/default/files/publications/emailscams0905.pdf
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Recommended Practices
https://www.cisa.gov/uscert/ncas/tips/ST04-014