Repeated login attempts with wrong user credentials using WebSockets can cause the connection server to crash

Details

Detail name Value
Changelog Number 13026
Type Bug
Status Resolved
Affected Versions Exasol 6.2.0
Fix Versions Exasol 6.2.17
Resolution Date 2021-09-23

Description

Repeatedly trying to log into Exasol with wrong user credentials using WebSockets may cause the connection server to crash due to a race condition. As a result, Exasol will be unavailable for a short time.

Workaround

There is no workaround

Fix

Failed login attempts do not cause the connection server to crash.