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Download and install 2021x Refresh2 HF2 (hot fix). This is a new full 2021x Refresh2 version build with log4j 2.17.1.  

See Downloading installation files

Option 2

1. Make sure application is not running
2. Download log4j 2.17.1 from apache website (link)
3. Search now for these jar files in installation base
   
   • log4j-core-2.*.jar
   • log4j-1.2-api-2.*.jar
   • log4j-api-2.*.jar
   • log4j-slf4j-impl-2.*.jar
4. Replace any match by the 2.17.1 version. Make sure the original filename is unchanged. See example below.
5. The replacing and renaming operations must be performed for all jar files found from the list

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Download and install 2021x Refresh2 HF2 (hot fix). This is a new full 2021x Refresh2 version build with log4j 2.17.1.

See Downloading installation files

Option 2

In your installation base, please search for the following files: webapp.war, admin.war, collaborator.war, document-exporter.war, resource-usage-map.war, resources.war. If you do not find any result, you can stop the procedure here. Your installation does not contain web applications

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