Log4j-Vulnerability

Log4j 漏洞 教程：https://youtu.be/PNDBjoT83zA 教程：https://cryptodeeptech.ru/log4j-vulnerability Log4j 背景 阿里巴巴云安全团队公开披露了一个严重漏洞 CVE-2021-44228，该漏洞可在多个版本的 Apache Log4j2 Log4Shell 上实现未经身份验证的远程代码执行。攻击者可通过任何协议（如 HTTPS）连接易受攻击的服务器，并发送特制字符串进行利用。 Log4j 加密货币挖矿攻击活动 Darktrace 在多个客户部署环境中检测到因利用此 Log4j...

Awesome-CVE-2021-44228

Awesome-CVE-2021-44228 An awesome curated list of repos for CVE-2021-44228. PoC tangxiaofeng7 https://github.com/tangxiaofeng7/CVE-2021-44228-Apache-Log4j-Rce christophetd https://github.com/christophetd/log4shell-vulnerable-app jas502n https://github.com/jas502n/Log4j2-CVE-2021-44228...

CVE-2021-44228-Demo

CVE-2021-44228-Demo 利用 CVE-2021-44228，通过 RMI 和 LDAP 两种方式远程注入代码的示例。 root@kitploit: Exploit class from RMI Server loaded Hello, $jndi:rmi://127.0.0.1:1099/exploit Exploit class from LDAP Server loaded Hello, $jndi:ldap://127.0.0.1:1389/org.mazhuang.ldap.Exploit RmiServer 和 LdapServer 启动依赖 Python3。 ...

CVE-2021-44228-PoC

CVE-2021-44228 Log4Shell Prueba de concepto Las funciones JNDI de Apache Log4j2 =2.14.1 utilizadas en la configuración, los mensajes de registro y los parámetros no protegen contra LDAP controlado por el atacante y otros endpoints relacionados con JNDI. Un atacante que pueda controlar los mensaje...

Triage-CVE-2021-44228-Log4Shell-Log4j-

Triaje: CVE-2021-44228 Log4Shell / Log4j Para este laboratorio, el objetivo era hacer triaje de otra vulnerabilidad real y conocida, Log4Shell, una de las más explotadas en los últimos años debido a lo común que era la biblioteca afectada en el software empresarial. Paso 1: Abrir el CVE en NVD Fu...

Log4jPatch

-- 此仓库已被归档 -- 该工具的后续开发将继续在 corretto/hotpatch-for-apache-log4j2 进行。 感谢大家的分享、评论、试用以及对本项目的贡献！ Log4jPatch 这是一个简单工具的POC，用于向正在运行的JVM进程注入一个Java agent。该agent会修补所有已加载的 org.apache.logging.log4j.core.lookup.JndiLookup 实例中的 lookup 方法，使其无条件返回字符串 "Patched JndiLookup::lookup"。这应该在无需重启Java进程的情况下修复 Log4j 中的...

log4j-vul

log4j-vul 本项目仅用于演示 Apache Log4j2 漏洞，即 CVE-2021-44228。 Java: java version "1.8.0121" 编译： （在 src 文件夹内） javac -classpath .;..\lib\log4j-api-2.1.jar;..\lib\log4j-core-2.1.jar com\example\Log4jVul.java 执行/运行： （在 src 文件夹内） java -classpath .;..\lib\log4j-api-2.1.jar;..\lib\log4j-core-2.1.jar...

CVE-2021-44228

CVE-2021-44228 PoC Log4Shell ⚠️ Disclaimer: This tool is intended for educational purposes, security research, and controlled test environments only. Using it against systems without explicit permission is illegal and entirely the responsibility of the user. 📌 Description This project contains a...

Log4j-Rec-CVE-2021-44228

Log4j2 Replication Notes, For Learning Only Reference: https://github.com/tangxiaofeng7/CVE-2021-44228-Apache-Log4j-Rce Create Executable File root@kitploit: com/example/template javac Log4jRCE.java Start Python Built-in HTTP Server root@kitploit: com/example/template python -m http.server 8888...

cve-2021-44228-log4shell_rce_reproduction

CVE-2021-44228 — Log4Shell: Ejecución Remota de Código en Apache Log4j2 CVSS 10.0 CRÍTICO | CWE-502: Deserialización de Datos No Confiables | CWE-917: Neutralización Incorrecta para Inyección de Lenguaje de Expresión Resumen Log4Shell CVE-2021-44228 es posiblemente la vulnerabilidad más grave de ...

CVE-2021-44228---Log4Shell-Analysis

🔥 Log4Shell CVE-2021-44228 分析 对 Log4Shell 漏洞 CVE-2021-44228 的全面技术分析，这是现代软件历史上最关键的漏洞之一。 📖 概述 本仓库包含对 Apache Log4j2 中 Log4Shell 漏洞的深入分析，包括： 漏洞机制的技术深入剖析 代码分析与补丁审查 攻击流程解释 缓解策略 实验环境搭建指南 🎯 快速摘要 方面| 详情 ---|--- CVE ID| CVE-2021-44228 CVSS 分数| 10.0 严重 受影响版本| Log4j 2.0-beta9 至 2.14.1 漏洞类型| 远程代码执行 攻击向量| 网络 -...

Log4Shell-CVE-2021-44228-PoC

Log4Shell CVE-2021-44228：简要描述 Apache Log4j2 2.0-beta9 至 2.15.0（不包括 2.12.2、2.12.3 和 2.3.1） 配置、日志消息和参数中的 JNDI 功能未针对攻击者控制的 LDAP 及其他 JNDI 相关端点提供保护。当消息查找替换功能启用时，能够控制日志消息或日志消息参数的攻击者可以执行从 LDAP 服务器加载的任意代码。从 log4j 2.15.0 起，此行为默认被禁用。从 2.16.0 版本（以及 2.12.2、2.12.3 和 2.3.1）开始，该功能已被完全移除。注意，此漏洞特定于 log4j-core，不影响...

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 root@kitploit: org.apache.logging.log4j log4j-api 2.14.1...

Triage-CVE-2021-44228-Log4Shell-Log4j-

Triage: CVE-2021-44228 Log4Shell / Log4j In questo laboratorio, l'obiettivo era fare il triage di un'altra vulnerabilità reale e ben nota, Log4Shell, una delle vulnerabilità più sfruttate degli ultimi anni a causa di quanto fosse diffusa la libreria interessata nel software aziendale. Passo 1:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: datanucleus-api-jdo (UTSA-2026-093016)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093016 advisory. Apache Log4j2 versions 2.0-beta7 through 2.17.0 excluding security fix releases 2.3.2 and 2.12.4 are vulnerable to a remote code execution RCE attack when a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: HikariCP (UTSA-2026-093041)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093041 advisory. Apache Log4j2 versions 2.0-beta7 through 2.17.0 excluding security fix releases 2.3.2 and 2.12.4 are vulnerable to a remote code execution RCE attack when a...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: thrift (UTSA-2026-032285)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-032285 advisory. Apache Log4j2 versions 2.0-alpha1 through 2.16.0 excluding 2.12.3 and 2.3.1 did not protect from uncontrolled recursion from self-referential lookups. This allows an...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: thrift (UTSA-2026-032289)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-032289 advisory. Apache Log4j2 versions 2.0-beta7 through 2.17.0 excluding security fix releases 2.3.2 and 2.12.4 are vulnerable to a remote code execution RCE attack when a...

Debian: Security Advisory (DLA-4444-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] [DLA 4444-1] apache-log4j2 security update

Debian LTS Advisory DLA-4444-1 [email protected] https://www.debian.org/lts/security/ Markus Koschany January 19, 2026 https://wiki.debian.org/LTS Package : apache-log4j2 Version : 2.17.1-1deb11u2 CVE ID : CVE-2025-68161 Debian Bug : 1123744 In Apache Log4j2, a Java Logging Framework, t...