Description
The Kepware DNP Master Driver for the KEPServerEX Communications Platform before 5.12.140.0 allows remote attackers to cause a denial of service (master-station infinite loop) via crafted DNP3 packets to TCP port 20000 and allows physically proximate attackers to cause a denial of service (master-station infinite loop) via crafted input over a serial line.
Advisories 1
- ICSA-13-226-01 Kepware Technologies Improper Input Validation Vulnerability CISA ICS & IT advisories · Jun 6, 2025