CVE-2021-44228-Log4j-lookup-Rce

0x01、Environment Jdk7u21 any version works Affected versions: Apache Log4j 2.x org.apache.logging.log4j log4j-core 2.11.1 Poc import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; public class test2 private static Logger LOGGER = LogManager.getLogger; public static...

Log4JShell-Bytecode-Detector

🔍 Log4JShell Bytecode Detector Log4jShell Bytecode Detector is an open source tool that helps identify if a jar file is affected by the critical CVE-2021-44228. The tool scans the jar file and compares the classses against a set of vulnerable hashes for classes within the jar file. The hashes hav...

log4shell-vulnerable-app

Vulnerable application This repository contains a Spring Boot web application vulnerable to CVE-2021-44228, known as log4shell. It uses log-4j-core:2.14.1 through spring-boot-starter-log4j2 and openjdk:8u181 Running the application Run it: docker run --name vulnerable-app --rm -p 8080:8080...

log4j2_vul_local_scanner

Log4j2 Vulnerability Local Scanner CVE-2021-45046 Log4j vulnerability local detection script, scans all java processes on the host, detects whether a vulnerable log4j-core jar package has been introduced, and whether it may be subject to remote code execution attacks CVE-2021-45046. Uploads the...

Log4Shell-Vulnerability-Replication

CVE-2021-44228 Log4Shell Vulnerability Complete Replication Record This record is based on the Apache Solr 8.11.0 target environment provided by Vulhub, fully replicating the Log4j2 JNDI injection vulnerability, and successfully verifying the vulnerability's existence through DNSLog and local LDA...

CVE-2021-44228-Apache-Log4j-Rce

CVE-2021-44228Apache Log4j Remote Code Execution） all log4j-core versions =2.0-beta9 and Do not rely on a current Java version to save you. Update Log4 or remove the JNDI lookup. Disable the expansion seems a pretty bad idea anyways. Bypass rc1 For example: $jndi:ldap://127.0.0.1:1389/ badClassNa...

CVE-2021-44228-Apache-Log4j-Rce

CVE-2021-44228Apache Log4j Remote Code Execution） all log4j-core versions =2.0-beta9 and =2.14.1 The version of 1.x have other vulnerabilities, we recommend that you update the latest version. Security Advisories / Bulletins linked to Log4Shell CVE-2021-44228 Usage: download this project, compile...

log4j-vuln-demo

log4j-vuln-demo Intentionally vulnerable demo image for Sysdig CNAPP scanning and remediation testing. Contains Log4j 2.14.1 — vulnerable to CVE-2021-44228 Log4Shell, CVSS 10.0 Critical. Purpose This repo exists to demonstrate Sysdig's end-to-end CNAPP workflow: 1. /sysdig-investigate — surfaces...

l4j-tp1

log4shell true positive This is a simple web project with a log4shell vulnerability. The project defines a simple scabench.HelloWorldService get service returning a plain text string hello world. The service does not expect parameters, and if parameters are encountered, an error is logged. The...

CVE-2021-44228

CVE-2021-44228 Apache Log4j Remote Code Execution） all log4j-core versions =2.0-beta9 and =2.14.1 The version of 1.x has other vulnerabilities, it is recommended to update to the latest version. Security Advisories / Bulletins linked to Log4Shell CVE-2021-44228 Usage: Download this project, compi...

log4shell-CVE-2021-44228

Log4Shell direct-impact fixture Deliberately vulnerable, non-deployable Java/Maven input for ShieldOps. Do not build, execute, or deploy it. The project pins org.apache.logging.log4j:log4j-core:2.14.1. LoginAuditService.recordLoginAttempt sends an unauthenticated HTTP User-Agent value into a Log4...

CVE-2021-44228-Apache-Log4j-Rce

CVE-2021-44228Apache Log4j Remote Code Execution） all log4j-core versions =2.0-beta9 and =2.14.1 The version of 1.x have other vulnerabilities, we recommend that you update the latest version. Security Advisories / Bulletins linked to Log4Shell CVE-2021-44228 Usage: download this project, compile...

detect-log4j-exploitable

CVE-2021-44228 An attacker who can control log messages or log message parameters can execute arbitrary code loaded from LDAP servers when message lookup substitution is enabled. This script will help to detect log4j exploit from the running process. It helps to find if any system is exploitable ...

CVE-2021-44228

CVE-2021-44228Apache Log4j Remote Code Execution） all log4j-core versions =2.0-beta9 and =2.14.1 The version of 1.x have other vulnerabilities, we recommend that you update the latest version. Security Advisories / Bulletins linked to Log4Shell CVE-2021-44228 Usage: download this project, compile...

Apache-Log4j2-RCE

Apache Log4j2 RCE Verification Environment Since from 2021.12.09 Some References https://mp.weixin.qq.com/s/yck74F9p9QhVw3ykzVoSg Setting up the Environment Maven introduces related packages and vulnerable version range org.apache.logging.log4j log4j-api 2.14.1 org.apache.logging.log4j log4j-core...

ROOT-APP-MAVEN-CVE-2026-34477 CVE-2026-34477 in org.apache.logging.log4j:log4j-core - Patched by Root

Root has patched CVE-2026-34477 in the org.apache.logging.log4j:log4j-core package for Root:Maven. Multiple fixed versions available...

ROOT-APP-MAVEN-CVE-2025-68161 CVE-2025-68161 in org.apache.logging.log4j:log4j-core - Patched by Root

Root has patched CVE-2025-68161 in the org.apache.logging.log4j:log4j-core package for Root:Maven. Multiple fixed versions available...

ROOT-APP-MAVEN-CVE-2026-34480 CVE-2026-34480 in org.apache.logging.log4j:log4j-core - Patched by Root

Root has patched CVE-2026-34480 in the org.apache.logging.log4j:log4j-core package for Root:Maven. Multiple fixed versions available...

l4j-fp1

log4shell false positive This is a simple web project with a sanitised log4shell vulnerability. For an unsanitised version, see https://github.com/scabench/l4j-tp1/. The project defines a simple scabench.HelloWorldService get service returning a plain text string hello world. The service does not...

log4shell-scanner

log4shell-scanner A dependency-free, defensive scanner for Log4Shell — finds vulnerable log4j-core jars and JNDI exploit patterns in logs and config. Why this project During my CERT-In rotation I worked on threat identification, containment, remediation and threat hunting — exactly the workflow...