CVE-2021-42013-Apache-RCE-Poc-Exp

Vulnerability Name Apache Remote Code Execution CVE-2021-42013 Vulnerability Description Apache HTTP Server is an open-source web server from the Apache Software Foundation. It is fast, reliable, and extensible via a simple API. It was discovered that the fix for CVE-2021-41773 in Apache HTTP...

cve-2021-42013-docker-lab

CVE-2021-42013 简介 人们发现，Apache HTTP Server 2.4.50 中对 CVE-2021-41773 的修复并不充分。攻击者可以利用路径遍历攻击，将 URL 映射到由类似 Alias 的指令所配置目录之外的文件。如果这些目录之外的文件未受到通常默认配置“require all denied”的保护，这些请求就可能成功。如果这些别名路径还启用了 CGI 脚本，则可能导致远程代码执行。此问题仅影响 Apache 2.4.49 和 Apache 2.4.50，不影响更早版本 1。 用于演练/学习 CVE-2021-42013 的 Docker 容器实验室 1...

CVE-2021-41773

CVE-2021-41773 🐛 Vulnerabilidad de path traversal y divulgación de archivos en Apache HTTP Server 2.4.49 Se encontró una falla en un cambio realizado en la normalización de rutas en Apache HTTP Server 2.4.49. Un atacante podría utilizar un ataque de path traversal para asignar URLs a archivos fue...

cve-2021-41773

Apache httpd RCE Se encontró una falla en un cambio realizado a la normalización de rutas en Apache HTTP Server 2.4.49. Un atacante podría usar un ataque de path traversal para asignar URLs a archivos fuera de los directorios configurados por directivas tipo Alias. Si los archivos fuera de estos...

CVE-2021-42013

CVE-2021-42013 - Apache 2.4.50 Path Traversal & Remote Code Execution RCE ⚠️ For educational and authorized security research purposes only Original Exploit Authors Very grateful to the original PoC author Walnut Security Services Pvt. Ltd Description An attacker could use a path traversal attack...

CVE-2021-41773

CVE-2021-41773 PoC — Path Traversal en Apache HTTP Server Descripción general CVE-2021-41773 es una vulnerabilidad de path traversal que afecta a Apache HTTP Server 2.4.49. La vulnerabilidad permite a un atacante acceder a archivos fuera del directorio previsto bajo configuraciones específicas,...

CVE-2021-41773

CVE-2021-41773 仅 Apache httpd 2.4.49 仅供教育目的。 详情请参阅参考资料。 运行 $ git clone https://github.com/masahiro331/CVE-2021-41773.git $ cd CVE-2021-41773 $ docker build -t cve-2021-41773 . $ docker run -d -p 8080:80 cve-2021-41773 利用 This vulnerability affects the use of Alias. $ curl...

CVE-2021-42013-EXPLOIT

🚨 CVE-2021-42013 - Apache 2.4.49 & 2.4.50 Remote Code Execution 🚨 CVE-2021-42013 builds upon the previously identified vulnerability, CVE-2021-41773. Despite the Apache team's efforts to address CVE-2021-41773 in version 2.4.50, subsequent investigations revealed that the fix fell short of fully...

CVE-2021-41773-Apache-RCE

CVE-2021-41773-Apache-RCE 在 Apache HTTP Server 2.4.49 的路径规范化变更中发现了一个缺陷。攻击者可以使用路径遍历攻击，将 URL 映射到由类似 Alias 指令配置的目录之外的文件。如果这些目录外的文件没有受到通常默认配置 "require all denied" 的保护，这些请求可能会成功。如果还为这些别名路径启用了 CGI 脚本，则可能导致远程代码执行。已知该问题已在野外被利用。此问题仅影响 Apache 2.4.49，不影响早期版本。Apache HTTP Server 2.4.50 中的修复被证实不完整，请参见...

NGINX HTTP Dav Module Alias Directive Integer Underflow Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of NGINX. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of WebDAV requests. The issue results from the lack of proper validation of...

ANT-2026-HY56VRSB · nginx · Heap

heap-buffer-overflow high CVE-2026-27654 Severity Claude high · Security research firm critical · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-HY56VRSB: Heap buffer overflow in...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

nginx 0.5.13 < 1.28.3 / 1.29.x < 1.29.7 Buffer Overflow in ngx_http_dav_module

The installed version of nginx is 0.5.13 prior to 1.28.3, or 1.29.x prior to 1.29.7. It is, therefore, affected by the following issue: - NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpdavmodule module that might allow an attacker to trigger a buffer overflow to the NGINX...

Important: nginx

Issue Overview: When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when 1 CRAM-MD5 or APOP authentication is enabled, and 2 the authentication server permits retry by returning the...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...