New Apache Reverse Proxy Issue Uncovered

A new reverse proxy issue affecting Apache HTTP server can be used by attackers to access internal systems if certain rules are improperly configured, a security researcher said. Prutha Parikh, vulnerability signature engineer at Qualys, blogged that she uncovered the issue while creating a...

http-vuln-cve2011-3368 NSE Script

Tests for the CVE-2011-3368 Reverse Proxy Bypass vulnerability in Apache HTTP server's reverse proxy mode. The script will run 3 tests: the loopback test, with 3 payloads to handle different rewrite rules the internal hosts test. According to Contextis, we expect a delay before a server error. Th...

Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : apache2, apache2-mpm-itk vulnerabilities (USN-1259-1)

It was discovered that the modproxy module in Apache did not properly interact with the RewriteRule and ProxyPassMatch pattern matches in the configuration of a reverse proxy. This could allow remote attackers to contact internal webservers behind the proxy that were not intended for external...

Ubuntu Update for apache2 USN-1259-1

Ubuntu Update for Linux kernel vulnerabilities USN-1259-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN12591.nasl 7964 2017-12-01 07:32:11Z santu $ Ubuntu Update for apache2 USN-1259-1 Authors: System Generated Check Copyright: Copyright c 2011 Greenbone Networks GmbH, http://www.greenbone.net This...

apache2: Fixed several security issues (important)

This update fixes several security issues in the Apache webserver. The patch for the ByteRange remote denial of service attack CVE-2011-3192 was refined and the configuration options used by upstream were added. Introduce new config option: Allow MaxRanges Number of ranges requested, if exceeded,...

Medium: httpd

Issue Overview: It was discovered that the Apache HTTP Server did not properly validate the request URI for proxied requests. In certain configurations, if a reverse proxy used the ProxyPassMatch directive, or if it used the RewriteRule directive with the proxy flag, a remote attacker could make...

RedHat Update for httpd RHSA-2011:1392-01

Check for the Version of httpd OpenVAS Vulnerability Test RedHat Update for httpd RHSA-2011:1392-01 Authors: System Generated Check Copyright: Copyright c 2011 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms...

httpd: reverse web proxy vulnerability

The modproxy module in the Apache HTTP Server 1.3.x through 1.3.42, 2.0.x through 2.0.64, and 2.2.x through 2.2.21 does not properly interact with use of 1 RewriteRule and 2 ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to...

httpd: reverse web proxy vulnerability

The modproxy module in the Apache HTTP Server 1.3.x through 1.3.42, 2.0.x through 2.0.64, and 2.2.x through 2.2.21 does not properly interact with use of 1 RewriteRule and 2 ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to...

Moderate: Red Hat Security Advisory: httpd security and bug fix update

Updated httpd packages that fix two security issues and one bug are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings...

Apache Httpd < 2.2.22 : mod_proxy reverse proxy exposure

An additional exposure was found when using modproxy in reverse proxy mode. In certain configurations using RewriteRule with proxy flag or ProxyPassMatch, a remote attacker could cause the reverse proxy to connect to an arbitrary server, possibly disclosing sensitive information from internal web...

Microsoft Forefront Unified Access Gateway Java Applet Signed Code Execution

Added: 10/17/2011 CVE: CVE-2011-1969 BID: 49983 OSVDB: 76236 Background Microsoft Forefront Unified Access Gateway UAG is a reverse proxy and VPN solution. Problem End users of UAG must install a signed Java applet via MicrosoftClient.jar. This applet loads unsigned Java classes, which may allow ...

Microsoft Forefront Unified Access Gateway Java Applet Signed Code Execution

Added: 10/17/2011 CVE: CVE-2011-1969 BID: 49983 OSVDB: 76236 Background Microsoft Forefront Unified Access Gateway UAG is a reverse proxy and VPN solution. Problem End users of UAG must install a signed Java applet via MicrosoftClient.jar. This applet loads unsigned Java classes, which may allow ...

Microsoft Forefront Unified Access Gateway Java Applet Signed Code Execution

Added: 10/17/2011 CVE: CVE-2011-1969 BID: 49983 OSVDB: 76236 Background Microsoft Forefront Unified Access Gateway UAG is a reverse proxy and VPN solution. Problem End users of UAG must install a signed Java applet via MicrosoftClient.jar. This applet loads unsigned Java classes, which may allow ...

Apache mod_proxy Reverse Proxy Exposure Vulnerability PoC

No description provided by source. !/usr/bin/env python import socket import string import getopt, sys knownports = 0,21,22,23,25,53,69,80,110,137,139,443,445,3306,3389,5432,5900,8080 def sendrequesturl, apachetarget, apacheport, internaltarget, internalport, resource: get = "GET " + url + "@" +...

Apache mod_proxy - Reverse Proxy Exposure

Apache modproxy - Reverse Proxy Exposure !/usr/bin/env python import socket import string import getopt, sys knownports = 0,21,22,23,25,53,69,80,110,137,139,443,445,3306,3389,5432,5900,8080 def sendrequesturl, apachetarget, apacheport, internaltarget, internalport, resource: get = "GET " + url +...

Apache HTTP Server 'mod_proxy' Reverse Proxy Information Disclosure Vulnerability

Apache HTTP Server is prone to an information disclosure vulnerability. Copyright C 2011 Greenbone Networks GmbH 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-or-later This program is free...

Apache HTTP Server 'mod_proxy' Reverse Proxy Information Disclosure Vulnerability

Apache HTTP Server is prone to an information disclosure vulnerability. An attacker can exploit this vulnerability to gain access to sensitive information. OpenVAS Vulnerability Test $Id: gbapache49957.nasl 5424 2017-02-25 16:52:36Z teissa $ Apache HTTP Server 'modproxy' Reverse Proxy Information...

Apache mod_proxy - Reverse Proxy Exposure

!/usr/bin/env python import socket import string import getopt, sys knownports = 0,21,22,23,25,53,69,80,110,137,139,443,445,3306,3389,5432,5900,8080 def sendrequesturl, apachetarget, apacheport, internaltarget, internalport, resource: get = "GET " + url + "@" + internaltarget + ":" + internalport...

Apache Reverse Proxy Bypass Vulnerability Scanner

Scan for poorly configured reverse proxy servers. By default, this module attempts to force the server to make a request with an invalid domain name. Then, if the bypass is successful, the server will look it up and of course fail, then responding with a status code 502. A baseline status code is...