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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 programming language and Java software platform have been criticized for design choices including the implementation of generics, forced object-oriented programming, the handling of unsigned numbers, the implementation of floating-point arithmetic, and a history of security vulnerabilities in the primary Java VM implementation, HotSpot.
The commercial version supported analysis of PHP and Java code. In order to identify security vulnerabilities that are based on second-order data flows or misplaced security mechanisms, it used abstract syntax trees, control-flow graphs, and context-sensitive taint analysis [7] It could automatically detect 200 different vulnerability types, code quality issues and misconfiguration weaknesses.
A Java logging framework is a computer data logging package for the Java platform. This article covers general purpose logging frameworks. This article covers general purpose logging frameworks. Logging refers to the recording of activity by an application and is a common issue for development teams.
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.
SpotBugs is the spiritual successor of FindBugs, carrying on from the point where it left off with support of its community. In 2016, the project lead of FindBugs was inactive but there are many issues in its community so Andrey Loskutov gave an announcement [16] to its community, and some volunteers tried creating a project with support for modern Java platform and better maintainability.
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As a dynamic testing tool, web scanners are not language-dependent. A web application scanner is able to scan engine-driven web applications. Attackers use the same tools, so if the tools can find a vulnerability, so can attackers. [4]