Important: Red Hat Security Advisory: httpd security update

An update for httpd is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

httpd: Apache HTTP Server: Denial of Service in mod_proxy_ftp via attacker-controlled FTP server

A flaw was found in the modproxyftp module of the Apache HTTP Server. A remote attacker, by controlling a backend File Transfer Protocol FTP server, can trigger an infinite loop. This vulnerability, categorized as a Loop with Unreachable Exit Condition, leads to a Denial of Service DoS for the...

httpd: Apache HTTP Server: Arbitrary code execution or denial of service via use-after-free in mod_ldap per-directory configuration

A flaw was found in Apache HTTP Server when using the modldap module in a per-directory configuration. This use-after-free vulnerability allows a remote attacker to potentially execute arbitrary code or cause a denial of service DoS due to improper memory handling. This could lead to system...

httpd: Apache HTTP Server: Buffer overflow in mod_proxy_html allows security bypass

A vulnerability has been identified in the Apache HTTP Server. If the server is configured to connect to a malicious or compromised backend server, an attacker could exploit this flaw to bypass security controls or run unauthorized code on the system...

httpd: Apache HTTP Server: Out-of-bounds Read in mod_headers and mod_mime

A flaw was found in Apache HTTP Server. An out-of-bounds read vulnerability exists when modheaders and modmime are used with multiple response languages. This could allow a remote attacker to disclose sensitive information from memory or cause a denial of service...

httpd: Apache HTTP Server: Denial of Service via crafted regular expressions

A flaw was found in Apache HTTP Server. This buffer underwrite vulnerability occurs when processing crafted regular expressions in the server's configuration. An attacker could potentially exploit this to cause a denial of service...

httpd: Apache HTTP Server: Buffer Over-read via outbound OCSP requests to attacker-controlled server

A flaw was found in Apache HTTP Server. This buffer over-read vulnerability occurs when the server processes outbound Online Certificate Status Protocol OCSP requests directed to an attacker-controlled OCSP server. This could allow a remote attacker to read sensitive information from memory or...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via malicious backend servers

A flaw was found in Apache HTTP Server. This heap-based buffer overflow vulnerability can be exploited by a malicious backend server when using ProxyPassReverseCookie directives. This could lead to a denial of service DoS condition, making the server unavailable to legitimate users...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

Apache-CVE-2026-23918-fix

Apache HTTP Server: http2: Double Free and possible RCE on early reset CVE-2026-23918. Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issu...

CVE-2021-41773

CVE-2021-41773 Apache2 2.4.49 - LFI 与 RCE 漏洞利用 信息 root@kitploit: 漏洞标题: Apache HTTP Server 2.4.49 - 路径遍历与远程代码执行（RCE） 漏洞作者: Gaurav Raj https://gauravraj.xyz https://blog.gauravraj.xyz 厂商主页: https://apache.org/ 版本: 2.4.49 测试环境: 2.4.49 CVE : CVE-2021-41773 截图...

CVE-2026-24072-Analysis

CVE-2026-24072: Apache HTTP Server modrewrite Privilege Escalation Analysis CVE-2026-24072 is a moderate-severity local privilege escalation vulnerability in Apache HTTP Server 2.4.66 and earlier. It allows local .htaccess authors to read arbitrary files on the filesystem with the privileges of t...

CVE-2021-41773-exercise

CVE-2021-41773-exercise A flaw was found in a change made to path normalization in Apache HTTP Server 2.4.49. An attacker could use a path traversal attack to map URLs to files outside the directories configured by Alias-like directives. If files outside of these directories are not protected by...

CVE-2024-41713-Scan

CVE-2024-41713 Scanner This repository contains a Python script to detect the presence of the CVE-2024-41713 vulnerability in Apache HTTP Server. CVE-2024-41713 is a directory traversal vulnerability that allows unauthorized attackers to access restricted resources on vulnerable servers. About...

CVE-2021-40438

CVE-2021-40438 Apache forward request CVE CVE-2021-40438: A crafted request uri-path can cause modproxy to forward the request to an origin server chosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier. This CVE could be used to spoof the original IPs in DoS attacks...

CVE-2021-41773

CVE-2021-41773 Apache2 2.4.49 - LFI & RCE Exploit Info root@kitploit: Exploit Title: Apache HTTP Server 2.4.49 - Path Traversal & Remote Code Execution RCE Exploit Author: Gaurav Raj https://gauravraj.xyz https://blog.gauravraj.xyz Vendor Homepage: https://apache.org/ Version: 2.4.49 Tested on:...

Path-traversal-RCE-Apache-2.4.49-2.4.50-Exploit

Exploit for CVE-2021-41773 and CVE-2021-42013 Path traversal attack and RCE in Apache/2.4.49-2.4.50 Features - Take a list of urls - Works for both CGI and non-CGI - Works for Apache/2.4.49 - 2.4.50 Usage $ git clone https://github.com/CalfCrusher/Path-traversal-RCE-Apache-2.4.49-2.4.50-Exploit $...

RHEL 9 : httpd (RHSA-2026:66323)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:66323 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: incomplete fix...

cve-2021-41773-exploration

Overview CVE-2021-41773 is a path traversal vulnerability discovered in Apache HTTP Server 2.4.49 in October 2021. The root cause was a failure to properly normalize dot sequences ended into the URL before checking whether requested path stayed within the web root. This vulnerability allowed an...