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OpenSSH observable discrepancy leak (CVE-2020-14145)


Sep 09, 2026

Summary

An information leak in OpenSSH allows a man-in-the-middle to determine if a client recognizes a host key.


Vulnerability ID Vulnerability Overview
CVE-2020-14145 The OpenSSH client algorithm negotiation leaks whether the client has previously seen a server's host key, aiding targeted man-in-the-middle attacks.


Affected Supported TeraStations

TS5010/3020/3010
Fixed in firmware version 6.12
 

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Date Description
09/09/2026 Initial release


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