VULNERABILITY INTELLIGENCE

CVE-2022-43501

CVSS score9.1 CRITICAL
EPSS probability0.56%
CISA KEVNot currently listed
Published2023-02-10
Last modified2026-06-17

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.