A newly discovered flaw in a common piece of open-source software is prompting researchers and companies to update their systems in a bid to prevent hacks and ransomware attacks.
The vulnerability, known as CVE-2021-44228, was disclosed on Dec. 9, which allows remote access to servers and code execution, some experts have said. Meanwhile, Log4j is used in a large number of enterprise systems, raising concerns that it may be easily exploited.
