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Log4Shell (CVE-2021-44228) is a zero-day vulnerability reported in November 2021 in Log4j, a popular Java logging framework, involving arbitrary code execution. [2] [3] The vulnerability had existed unnoticed since 2013 and was privately disclosed to the Apache Software Foundation, of which Log4j is a project, by Chen Zhaojun of Alibaba Cloud's security team on 24 November 2021.
The Java software platform provides a number of features designed for improving the security of Java applications. This includes enforcing runtime constraints through the use of the Java Virtual Machine (JVM), a security manager that sandboxes untrusted code from the rest of the operating system, and a suite of security APIs that Java developers can utilise.
This type of vulnerability would be bad enough if it was limited to just one product or brand. But because Log4j is such a ubiquitous technology, the effect of this will be exponentially higher.
A zero-day vulnerability involving remote code execution in Log4j 2, given the descriptor "Log4Shell" (CVE-2021-44228), was found and reported to Apache by Alibaba on November 24, 2021, and published in a tweet on December 9, 2021. [12] Affected services include Cloudflare, iCloud, Minecraft: Java Edition, [42] Steam, Tencent QQ, and Twitter.
It was the fastest Windows-based implementation of a Java virtual machine for the first two years after its release. [1] Sun Microsystems, the creator of Java, sued Microsoft in October 1997 for incompletely implementing the Java 1.1 standard. [2] It was also named in the United States v.
Sun Java System was a brand used by Sun Microsystems to market computer software.The Sun Java System brand superseded the Sun ONE brand in September 2003. There are two major suites under this brand, the Sun Java Enterprise System suite of infrastructure software, and the Sun Java Desktop System graphical user environment.
The Oracle iPlanet Web Proxy Server, is a popular HTTP/1.1 Proxy server software developed by Sun Microsystems. OiWPS 4.0 is widely used for proxying, caching, and filtering web content, boosting network security and performance, as well as to protect and secure, and load balance across, content servers.
Sun Java System Communications Suite is a collection of "Industrial-Strength" software services from Sun Microsystems. The supported platforms are: Red Hat Enterprise Linux, Solaris and Windows Server. Since Oracle acquired Sun in 2010, collection is now called Oracle Communications Unified Communications Suite.