CVE-2022-43501 Information

Description

KASAGO TCP/IP stack provided by Zuken Elmic generates ISNs(Initial Sequence Number) for TCP connections from an insufficiently random source. An attacker may be able to determine the ISN of the current or future TCP connections and either hijack existing ones or spoof future ones.

Reference

https://www.elwsc.co.jp/news/6352 https://jvn.jp/en/vu/JVNVU99551468/