CVE-2022-43501

9.1CRITICAL

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 curren

Published: 2/10/2023Updated: 3/24/2025
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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.

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Affected Products

elwsckasago_ipv4
elwsckasago_ipv4_light
elwsckasago_ipv6\/v4_dual
elwsckasago_mobile_ipv6

References