Keep reading. Ditch Log4j 2.15: DNS exfiltration & RCE possible Log4j 2.15.0 might contain even more severe vulnerabilities than the ones discovered so far, which is why 2.16.0 is by far a safer bet.

Log4j flaw: Attackers are making thousands of attempts to exploit this severe vulnerability Log4j RCE activity began on December 1 as botnets start using vulnerability ...

Log4j is everywhere One of the major concerns about Log4Shell is Log4j’s position in the software ecosystem. Logging is a fundamental feature of most software, which makes Log4j very widespread.

Log4j, a piece of software used across corporate, consumer and industrial networks has a major flaw hackers are exploiting. Photo: steve marcus/Reuters ...

Log4j is a programming code written in Java computer language. It was created by Apache Software Foundation volunteers to run on different platforms — including macOS, Windows and Linux.

Log4j gives software developers a way to build a record of activity to be used for a variety of purposes, such as troubleshooting, auditing and data tracking.

Log4j is used by millions of websites and apps — and the software’s flaw potentially allows hackers to take control of systems by typing a simple line of code, according to cybersecurity experts.

It stresses the Log4j bug – also known as Log4Shell – is a software component rather than a piece of software, which means it will be much more complicated to patch.

But cybersecurity experts also emphasized the importance of open-source software such as Log4j, which was created, was developed and is maintained by a volunteer who isn't getting paid for that work.

Peter Membrey, chief architect of ExpressVPN, remembers vividly seeing the news of the Log4j vulnerability break online. “As soon as I saw how you could exploit it, it was horrifying,” says ...

Syft is also able to discern which version of Log4j a Java application contains. The Log4j JAR can be directly included in our project, or it can be hidden away in one of the dependencies we include.

Log4j comes with several appenders that do things like console and file output and send logging messages using email or JMS (Java Message Service). Log4j also includes a socket-based appender ...