Atekon AT_NA2000 安全漏洞

The Atekon ATNA2000 is a programmable controller for coal mine switches from Nanda Aotuo Atekon, China. A security vulnerability exists in the Atekon ATNA2000, which stems from insufficient validation of the sequence number range in TCP RST packet processing, which could lead to a denial of servi...

CVE-2025-56234: Uncontrolled Resource Consumption

ATNA2000 from Nanda Automation Technology vendor has a denial-of-service vulnerability. For the processing of TCP RST packets, PLC ATNA2000 has a wide acceptable range of sequence numbers. It does not require the sequence number to exactly match the next expected sequence value, just to be within...