4jfinder.github.io

Searchable Log4j database Searchable page for CISA Log4j CVE-2021-44228 Affected Vendor & Software List, maintained by the US Cybersecurity and Infrastructure Security Agency CISA. How to use Download the index.html and cisalist.css files and run from your local computer. Hosted version at...

JndiLookup

JndiLookup Some tool to help analyzing Apache Log4j 2 CVE-2021-44228 This tool uses the "lookup" feature from log4j-2 to test against the JNDI vulnerability. The objective is to easily run the lookup feature to normalize logs for example or to do a real testing on some payload - please be cautiou...

log4j

Log4J Zero-Day Compilation of log4j OSINT findings, including Detection, Attack Surface, Mitigation, IoCs. I. Overview Summary This vulnerability makes it possible for any attacker who can inject text into log messages or log message parameters into server logs to load code from a remote server...

log4j-4255

log4j2 4255 — FilteredObjectInputStream allowlist bypass via java.rmi.MarshalledObject A self-contained, containerised lab that reproduces Apache log4j2 issue4255 end-to-end against the official Log4j 2.26.1 artifacts on JDK 17 , with positive controls, a hardened oracle, and a validated...

LOGJ4_PocShell_CVE-2021-44228

log4j-shell-poc A Proof-Of-Concept for the recently found CVE-2021-44228 vulnerability. Recently there was a new vulnerability in log4j, a java logging library that is very widely used in the likes of elasticsearch, minecraft and numerous others. In this repository there is an example vulnerable...

Log4j-CVE-2021-44228-Remediation

Log4j CVE-2021-44228 Remediation projectdescription Explore the docs » View Demo · Report Bug · Request Feature Table of Contents 1. About The Project Built With 2. Getting Started Prerequisites Installation 3. Usage 4. Roadmap 5. Contributing 6. License 7. Contact 8. Acknowledgments About The...

Log4Jolokia

Log4Jolokia Description: Python3 implementation for leveraging and exploiting Log4J MBeans over Jolokia Usage: Generic Help: usage: log4jolokia.py -h -u USER -p PASSWD --proxy PROXY -H HEADER execjar,writefile,readfile,execscript execjar,writefile,readfile,execscript ... target target...

log4j-fuzzer

log4j-fuzzer For Single Target chmod +x log4j After That Command Simply Put Your Target ./log4j YOURTARGETURL YOURREMOTESERVER For Multiple Target Gether All Domain, Subdomain, Directroty in a list After That Simply Command This chmod +x log4j You Can Create a remote server With...

log4j2-rce

Log4j FilteredObjectInputStream Bypass Pre-auth RCE on any Java service that deserializes LogEvent through Log4j's FilteredObjectInputStream. No credentials needed. Reported as GitHub issue 4255 on August 24, 2026. What it does Log4j ships FilteredObjectInputStream FOIS as a safe deserialization...

Log4j-RCE-Scanner

Feature • Requirements • Installation • Usage • Contact RCE scanner for Log4j Using this tool, you can scan for remote command execution vulnerability CVE-2021-44228 on Apache Log4j at multiple addresses. Affected versions If you want to scan with a domain name, you must additionally install...

log4shellwithlog4j2_13_3

log4shellwithlog4j2133 Springboot web application accepts a name get parameter and logs its value to log4j2. Vulnerable to CVE-2021-44228. build the Springboot vulnerable application with mvn clean install run the Springboot application with the k2 agent with java --add-modules java.sql...

log4jjndilookupremove

log4jjndilookupremove A simple script to remove Log4J JndiLookup.class from jars in given directory. This script can be used to temporarily resolve the CVE-2021-45046 and CVE-2021-44228, until the application can be repackaged with a proper Log4J version. Usage On Linux or other nix system just r...

PY-Log4j-RCE-Scanner

Log4j RCE Scanner Using this tool, you can scan for remote command execution vulnerability CVE-2021-44228 on Apache Log4j at multiple addresses. Features: It can scan according to the url list you provide. It can scan all of them by finding the subdomains of the domain name you give. It adds the...

log4shell-vulnerable-app

Log4Shell sample vulnerable application CVE-2021-44228 This repository contains a Spring Boot web application vulnerable to CVE-2021-44228, nicknamed Log4Shell. It uses Log4j 2.14.1 through spring-boot-starter-log4j2 2.6.1 and the JDK 1.8.0181. Running the application Run it: docker run --name...

CVE-2021-44228-white-box

Article Journal: https://www.researchgate.net/publication/373214720PengujianKerentananpadaCVE-2021-44228terhadapAncamanRemoteAccessTrojan Thesis: https://1drv.ms/b/s!Al-8jtgY0iBXmz79DKEROaZT5n8a?e=1E6Pkm Log4Shell // n. Log4j Vulnerability Environment Box This repo purposely built for Log4j...

CVE-2021-44228

CVE-2021-44228 log4shell POC log4j Scanning tool This tool will help you identify remote code execution vulnerability log4j on your systems. Requirements You will need to install httpx, subfinder, assetfinder, curl and amass in order to run the bash script. Installation 1. Simply git clone the re...

Log4Shell_CVE-2021-44228_related_attacks_IOCs

Log4Shell（CVE-2021-44228）related attacks IOCs Source IPs attempting attacks using Apache Log4j RCE, including a large number of Tor nodes, see Attack-IP.md IOCs for malware, botnets, etc. propagated via the Log4j vulnerability, see IOC-C2.md Snort detection rules, see Snort.md Suricata rules, see...

CVE-2021-44228

CVE-2021-44228 Apache Log4j 2 Vulnerable versions: Log4j versions prior to 2.15.0-rc2 are subject to a remote code execution vulnerability via the ldap JNDI parser. Goto issue reproduce 移步漏洞复现...

XSYS-Log4J2Shell-Ex

XSYS-Log4J2Shell-Ex CVE-2021-44228 log4j2shell PoC as part of a security research for a vulnerability patch Overview In this repository I will cover several topics and implementations which provide a PROOF OF CONCEPT regarding the Log4J 2.17.0 vulnerability . The main goal is to provide a PATCH f...

log4shell-tools

log4shell.tools log4shell.tools is a tool that allows you to run a test to check whether one of your applications is affected by the recent vulnerabilities in log4j: CVE-2021-44228 and CVE-2021-45046. This is the code that runs https://log4shell.alexbakker.me. If you'd like to inspect the code or...