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SSL Handshake Error between OHS and IIS After Apply Patch 29307387 , Throws "nzos_Handshake returned 29019" (Doc ID 2537616.1)

Last updated on JUNE 01, 2023

Applies to:

Oracle HTTP Server - Version 12.2.1.3.0 and later
Information in this document applies to any platform.

Symptoms

Before applying patch 29307387, the ssl reverse proxy to a backend IIS server running with TSL1.0/v3 is working.

After patch, accessing the backend IIS server returns 502 response  with error

SL23_GET_SERVER_HELLO:unsupported protocol.

OHS error.log shows below:

 

Changes

 Applied the Patch 29307387

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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