VAR-201805-1196
Vulnerability from variot - Updated: 2022-05-17 01:57Hollysys Group is a professional automation company integrating R & D, production, sales and technical services. Hollysys PLC integrated Ethernet, PROFIBUS-DP, RS232, RS485 interfaces have been widely used in power, chemical, metallurgy, energy and other fields.
Hollysys LE5109L PLC has a denial of service vulnerability. The vulnerability originates from Hollysys LE series PLCs supporting modbus protocol and private protocol. Attackers can use the vulnerability to cause the PLC to deny service by constructing specific modbus data packets
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