In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.
{ "ubuntu_priority": "medium" }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2.10.0-2", "binary_name": "liblog4j2-java" }, { "binary_version": "2.10.0-2", "binary_name": "liblog4j2-java-doc" } ] }