What is Log4j? A cybersecurity expert explains the latest internet ...
WEBDec 22, 2021 · Log4Shell, an internet vulnerability that affects millions of computers, involves an obscure but nearly ubiquitous piece of software, Log4j. The software is used to record all manner of...
Log4J Vulnerability: What It Is and How to Fix It | Built In
WEBJun 20, 2024 · The Log4j vulnerability, also called Log4Shell, is a software vulnerability found in the Apache Log4j logging framework. It is a zero-day, remote code execution (RCE) vulnerability that allows attackers to run malicious code and control systems running unpatched versions of Log4j.
What is the Log4j vulnerability? - IBM
WEBThe Log4j vulnerability, also known as Log4Shell, is a critical vulnerability discovered in the Apache Log4j logging library in November 2021. Log4Shell essentially grants hackers total control of devices running unpatched versions of Log4j.
Apache Log4j Vulnerability Guidance - CISA
WEBThe CVE-2021-44228 RCE vulnerability—affecting Apache’s Log4j library, versions 2.0-beta9 to 2.14.1—exists in the action the Java Naming and Directory Interface (JNDI) takes to resolve variables.
The Apache Log4j vulnerabilities: A timeline - CSO Online
WEBJan 7, 2022 · The Apache Log4j vulnerability has impacted organizations around the globe. Here is a timeline of the key events surrounding the Log4j exploit as they have unfolded.
4 ways to properly mitigate the Log4j vulnerabilities (and 4 to skip)
WEBDec 16, 2021 · Updating the affected component to the latest version — currently 2.17.0 for Java 8 and newer — is the best way to mitigate the flaws identified so far: CVE-2021-44228, also known as...
Mitigating Log4Shell and Other Log4j-Related Vulnerabilities
WEBDec 23, 2021 · CVE-2021-45046, disclosed on December 13, 2021, enables a remote attacker to cause RCE, a denial-of-service (DoS) condition, or other effects in certain non-default configurations. This vulnerability affects all versions of Log4j from 2.0-beta9 through 2.12.1 and 2.13.0 through 2.15.0.
Guidance for preventing, detecting, and hunting for exploitation …
WEBDec 11, 2021 · The remote code execution (RCE) vulnerabilities in Apache Log4j 2 referred to as “Log4Shell” (CVE-2021-44228, CVE-2021-45046, CVE-2021-44832) has presented a new attack vector and gained broad attention due to its severity and potential for widespread exploitation.
Inside the Log4j2 vulnerability (CVE-2021-44228) - The …
WEBDec 10, 2021 · Yesterday, December 9, 2021, a very serious vulnerability in the popular Java-based logging package Log4j was disclosed. This vulnerability allows an attacker to execute code on a remote server; a so-called Remote Code Execution (RCE).
Understanding the Impact of Apache Log4j Vulnerability
WEBDec 17, 2021 · Most artifacts that depend on log4j do so indirectly. The deeper the vulnerability is in a dependency chain, the more steps are required for it to be fixed. The following diagram shows a histogram of how deeply an affected log4j package (core or api) first appears in consumers dependency graphs.