DEP: update log4j to 2.17.2

CHANGELOG.md

@@ -31,9 +31,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * [caosdb-server#174](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/174)
   GRPC-API: Server should gracefully handle non-file entities with file-like
   attributes.
+* [caosdb-server#220](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/220)
+  Entities can be retrieved via GRPC despite insufficient permissions.
+* [caosdb-server#223](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/223)
+  State is being leaked even though RETRIEVE:ENTITY permission is not granted.
 
 ### Security
 
+* Update of logging backend log4j to 2.17.2
+* Fix for [caosdb-server#220](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/220)
+  Entities can be retrieved via GRPC despite insufficient permissions.
+* Fix for [caosdb-server#223](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/issues/223)
+  State is being leaked even though RETRIEVE:ENTITY permission is not granted.
 
 ## [v0.7.1] - 2021-12-13
 (Timm Fitschen)

pom.xml

@@ -38,7 +38,7 @@
     <grpc.version>1.42.1</grpc.version>
     <netty-tcnative.version>2.0.34.Final</netty-tcnative.version>
     <restlet.version>2.4.3</restlet.version>
-    <log4j.version>2.15.0</log4j.version>
+    <log4j.version>2.17.2</log4j.version>
   </properties>
   <repositories>
     <repository>