Log4j

The bug makes several online systems built on Java vulnerable to zero-day attacks. Log4j-slf4j18-impl should be used with SLF4J 18x releases or newer.

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Logback is intended as a successor to the popular log4j project picking up where log4j leaves off.

. The Log4j 2 SLF4J Binding has a dependency on the Log4j 2 API as well as the SLF4J API. Applications that take advantage of the Java Module System should use SLF4J 18x and log4j-slf4j18-impl. Kotlin API for Log4j 2. Apache log4cxx is a logging framework for C patterned after log4j.

Scala API for Log4j 2. At present time logback is divided into three modules logback-core logback-classic and logback-access. Project site Apache Log4j Kotlin. For more information see Runtime Dependencies.

Project site Apache Log4j Scala. Logbacks architecture is sufficiently generic so as to apply under different circumstances. Project site Apache log4cxx. As it was vulnerable to illegitimate access by bad actors and hackers it is being anticipated that it might have been used to access data.

The logback-core module lays the groundwork for the other two modules. Log4j 2 is an upgrade to Log4j that provides significant improvements over its predecessor Log4j 1x. If it is exploited by bad actors it will allow remote code execution RCE and. Project site Apache chainsaw.

Log4j is a Java package that is located in the Java logging systems.

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