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Status published
Unknown
CVE-2022-43501
KASAGO TCP/IP stack provided by Zuken Elmic generates ISNs(Initial Sequence...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
Affected Vendor
ZUKEN Elmic
View all reports →Affected Software
Kasago IPv6/v4 Dual, Kasago IPv4, Kasago IPv4 Light, Kasago mobile IPv6
Vulnerable Versions:
prior to Ver6.0.1.34
Timeline
Official Publish:
February 10th, 2023
Last Modified:
March 24th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.