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CVE-2022-43501

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CVE-2022-43501

Published: Feb 10, 2023

Modified: Mar 24, 2025

PUBLISHED

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.

VendorProductVersions

ZUKEN Elmic

Kasago IPv6/v4 Dual

affected
prior to Ver6.0.1.34

ZUKEN Elmic

Kasago IPv4

affected
prior to Ver6.0.1.34

ZUKEN Elmic

Kasago IPv4 Light

affected
prior to Ver6.0.1.34

ZUKEN Elmic

Kasago mobile IPv6

affected
prior to Ver6.0.1.34

Weaknesses (CWE)

CWE-330

References

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