Version 8.25.0 Release Notes

Please view the list below for an overview of all changes in version 8.25.0. Version 8.25.0 was released on 2024-02-15.

This version includes fixes for a security vulnerability. We strongly recommend reading the change log below and updating as soon as possible if you are affected. If you have any questions or require assistance, contact support.

Changed Behavior

Changelog Entry Changed Behavior
19211 To ssh into COS one may only use the following Ciphers: aes128-ctr, aes192-ctr, aes256-ctr,,
19191 The default behavior for exasupport options -x/--exasolution-log-type and -i/--session has changed.
19121 exainit now sets the permissions of /exa/spool/coredumps/ to 0777, so that all processes can write coredumps.
19032 Changed wording for many syntax error messages in the CREATE SCRIPT statement (no change for errors within the script text itself).
18883 Added a new scalar function WIDTH_BUCKET.
18764 The compatibility of browsers (and any client) to access those services over the specified protocols has been narrowed. The recommendations page ( has a list of compatible browser versions. It is expected that any client released in the last 5 years or so will be compatible. It is recommended to check compatibility before updating if you are still using older clients (like those available on Windows XP).
18760 The "/jobs" endpoint has been completely removed.
18057 ConfD's web terminal that was available on port 443 does no longer exist.
16232 Some packages (that aren't available in Ubuntu) have been replaced. However, this should not result in changed behavior.

New Features

Changelog Entry Summary
18883 New scalar function WIDTH_BUCKET


Changelog Entry Summary
19211 Narrowed list of allowed SSH ciphers
19191 Exasupport: Changed Defaults
19121 Non-root processes can now also create core dumps
19032 CREATE SCRIPT: TIMESTAMP(3) and improved syntax error messages
18764 Restricted allowed TLS Ciphers
18029 "exasupport -i" now also collects session logs from previous days
16728 exasupport: -e option now requires -x and/or -i
16232 Exasol Docker image is now based on Ubuntu 22.04

Bug Fixes

Changelog Entry Summary
19758 ConfD: Fixes a token synchronization operation on ConfD
19310 Internal Server Error when using Zonemaps
19213 Log server uses too much memory
18973 SECURITY: Fixed Vulnerability against Denial of Service attacks
18923 Backups to non-cloud / non-smb targets hang after 70%-95%
18917 AWS: Temporary connectivity issues cause spurious restarts
18903 Potential wrong results when filtering fixed size types from 9 to 15 bytes
18760 Removed "/jobs" endpoint due to potential privileged information leak
18738 Correlated subquery with multiple null values in the correlated columns leads to exception
18057 Web terminal is removed
18022 Lua error leads to Segfault
17899 Analytic function with IF ... ENDIF causes Engine crash
17813 Snapshot backups causes degraded performance with large amounts of data
10991 Fix wrong results with empty grouping sets from an empty table
10502 Query with filter on scalar subselect that references UNION ALL fails