What is log4net used for?
log4net is a tool to help the programmer output log statements to a variety of output targets. In case of problems with an application, it is helpful to enable logging so that the problem can be located. With log4net it is possible to enable logging at runtime without modifying the application binary.
What is LogicalThreadContext?
The LogicalThreadContext provides a location for CallContext specific debugging information to be stored. The LogicalThreadContext properties override any ThreadContext or GlobalContext properties with the same name. The Logical Thread Context has a properties map and a stack.
What is log4net DLL?
dll in Solution. Log4net is an open-source project based on the work of many authors. It allows the developer to control what log statements are output with arbitrary granularity. It is fully configurable at runtime using external configuration files.
How do you implement log4net?
- In the “Solution Explorer Window,” select and right click on your project.
- Click “Manage NuGet Packages…”
- Click “Online” and then type log4net in the search box.
- Select the log4net package you would like to install.
- Click “Install” to start the installation process.
Is log4net same as log4j?
log4net is a port of the excellent Apache log4j™ framework to the Microsoft® . We have kept the framework similar in spirit to the original log4j while taking advantage of new features in the . NET runtime. For more information on log4net see the features document.
Is log4net impacted by log4j?
Note that this vulnerability is specific to log4j-core and does not affect log4net, log4cxx, or other Apache Logging Services projects. So, no. Log4Net is fine.
Is log4net affected?
Does log4net use log4j?
log4net is a port of the excellent Apache log4j™ framework to the Microsoft® . NET runtime. We have kept the framework similar in spirit to the original log4j while taking advantage of new features in the . NET runtime.
Is log4net a vulnerability?
The CVE-2018-1285 vulnerability exists because of how log4net parses XML configuration files in applications where it is permitted to undertake XML external entity processing. This type of attack is called XXE attacks, which is the shortened version for the term “XML eXternal Entities” attacks.
Is there a vulnerability in log4net?
Is log4net and log4j same?
Is log4net compatible with .NET core?
log4net is one of three very popular frameworks for implementing log messages in your application (Serilog and NLog being the other two). log4net works with almost any version of . NET (including . NET Core).
What is log4net logical thread?
Logical Thread. log4net.ThreadLogicalContext. The logical thread context is visible to a logical thread. Logical threads can jump from one managed thread to another. For more details see the .NET API System.Runtime.Remoting.Messaging.CallContext. For .NET Standard this uses AsyncLocal rather than CallContext.
How do the log4net contexts work?
The log4net contexts store properties, i.e. name value pairs. The name is a string the value is any object. A property can be set as follows: If properties with the same name are set in more than one context scope then the value in the narrowest scope (lower down in the list above) will hide the other values.
What are the threadcontext properties?
The ThreadContext properties override any GlobalContext properties with the same name. The thread context has a properties map and a stack. The properties and stack can be included in the output of log messages.
What is the difference between logicalthreadcontext and threadcontext?
The ThreadContext data is limited to that one thread and not visible from other threads. The LogicalThreadContext stores its data in a CallContext slot. The CallContext data is essentially data stored local to the logical thread.