4/21/2023 0 Comments Apache ant log4j vulnerability![]() The exploit requires no pre-requisites and is simple.There are security, compliance, functional, and business reasons to log as much data as possible - from login attempts and chat logs, to information that allows organizations to create targeted advertising content. Logging is ubiquitous in these applications.Log4j is not limited to just these servers, either. Client-server web applications are public facing, think of any website or application with which you interact.The Log4j vulnerability is concerning for several reasons: Java is a massively popular programming language, with ~9 million Java programmers globally and is commonly used for client-server web applications. The vulnerability lies within the Apache open source Log4j library, commonly copied and pasted by developers into their Java based applications. While the bug appears to have been introduced in response to a feature request in 2013, only recently have we observed widespread exploitation, with high profile organizations and applications finding themselves exposed. ( If you’re already familiar with the background, feel free to jump to the Timeline section.) The internet has been alive with talk of Log4Shell ( CVE-2021-44228 ) and for good reason. ![]()
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