Design/Logic Flaw

Apache httpd 2.0.59 and 2.2.4, with the Prefork MPM module, allows local users to cause a denial of service via certain code sequences executed in a worker process that 1 stop request processing by killing all worker processes and preventing creation of replacements or 2 hang the system by forcin...

CVE-2007-3304

Apache httpd 1.3.37, 2.0.59, and 2.2.4 with the Prefork MPM module, allows local users to cause a denial of service by modifying the workerscore and processscore arrays to reference an arbitrary process ID, which is sent a SIGUSR1 signal from the master process, aka "SIGUSR1 killer."...

CVE-2007-3303

Apache httpd 2.0.59 and 2.2.4, with the Prefork MPM module, allows local users to cause a denial of service via certain code sequences executed in a worker process that 1 stop request processing by killing all worker processes and preventing creation of replacements or 2 hang the system by forcin...

Apache httpd multiple local DoS conditions

It's possible to manipalte main worker process causing it to send SIGUSR signal from root to any process, process halt, resources exhaustions...

Apache httpd vulenrabilities

PSNC Security Team has got the pleasure to announce that, as a result of Apache httpd server ver. 1.3.x, 2.0.x and 2.2.x source code analysis, several vulnerabilities have been found that make it possible to perfom a DoS attack against the services and the system that the application is running o...

Apache Httpd < 2.0.61 : mod_cache proxy DoS

A bug was found in the modcache module. On sites where caching is enabled, a remote attacker could send a carefully crafted request that would cause the Apache child process handling that request to crash. This could lead to a denial of service if using a threaded Multi-Processing Module...

Apache Httpd < 2.2.6 : mod_cache proxy DoS

A bug was found in the modcache module. On sites where caching is enabled, a remote attacker could send a carefully crafted request that would cause the Apache child process handling that request to crash. This could lead to a denial of service if using a threaded Multi-Processing Module...

Apache HTTPD suEXEC本地特权提升漏洞

Apache HTTP server是一款流行的WEB服务程序。 Apache HTTP server包含的suexec应用程序存在设计问题，本地攻击者可以利用漏洞提升特权。 问题一是路径检查竞争条件漏洞 在获得当前目录和更改目录中存在竞争条件问题。另一个存在于更改目录和检查目录是否为链接也存在竞争条件问题。目录结构在这些操作中更换，会导致可以在攻击者选择的任意目录中执行lstat。通过使用符号链接或重命名父目录来利用。第三个竞争条件存在于最后符号链接检查和执行目标两进制程序中。 问题二是路径检查错误 suexec工具使用strncmp检查是否当前目录是DOCU...

iDefense Security Advisory 04.11.07: Apache HTTPD suEXEC Multiple Vulnerabilities

Apache HTTPD suEXEC Multiple Vulnerabilities iDefense Security Advisory 04.11.07 http://labs.idefense.com/intelligence/vulnerabilities/ Apr 11, 2007 I. BACKGROUND The suexec binary is a helper application which is part of the Apache HTTP server package. It is designed to allow a script to run wit...

Apache Httpd < 2.2.6 : mod_proxy crash

A flaw was found in the Apache HTTP Server modproxy module. On sites where a reverse proxy is configured, a remote attacker could send a carefully crafted request that would cause the Apache child process handling that request to crash. On sites where a forward proxy is configured, an attacker...

Apache Httpd < 2.0.61 : mod_status cross-site scripting

A flaw was found in the modstatus module. On sites where the server-status page is publicly accessible and ExtendedStatus is enabled this could lead to a cross-site scripting attack. Note that the server-status page is not enabled by default and it is best practice to not make this publicly...

Apache Httpd < 2.2.6 : mod_status cross-site scripting

A flaw was found in the modstatus module. On sites where the server-status page is publicly accessible and ExtendedStatus is enabled this could lead to a cross-site scripting attack. Note that the server-status page is not enabled by default and it is best practice to not make this publicly...

Apache Httpd < 1.3.39 : mod_status cross-site scripting

A flaw was found in the modstatus module. On sites where the server-status page is publicly accessible and ExtendedStatus is enabled this could lead to a cross-site scripting attack. Note that the server-status page is not enabled by default and it is best practice to not make this publicly...

httpd cross-site scripting flaw in mod_imap

Cross-site scripting XSS vulnerability in the modimap module of Apache httpd before 1.3.35-dev and Apache httpd 2.0.x before 2.0.56-dev allows remote attackers to inject arbitrary web script or HTML via the Referer when using image maps...

RHEL 3 / 4 : httpd (RHSA-2006:0619)

Updated Apache httpd packages that correct security issues and resolve bugs are now available for Red Hat Enterprise Linux 3 and 4. This update has been rated as having moderate security impact by the Red Hat Security Response Team. The Apache HTTP Server is a popular Web server available for fre...

Slackware 10.0 / 10.1 / 10.2 / 8.1 / 9.0 / 9.1 / current : Apache httpd (SSA:2006-209-01)

New Apache packages are available for Slackware 8.1, 9.0, 9.1, 10.0, 10.1, 10.2, and -current to fix a security issue with modrewrite. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory...

Apache Httpd < 2.2.3 : mod_rewrite off-by-one error

An off-by-one flaw exists in the Rewrite module, modrewrite. Depending on the manner in which Apache httpd was compiled, this software defect may result in a vulnerability which, in combination with certain types of Rewrite rules in the web server configuration files, could be triggered remotely...

Apache Httpd < 1.3.37 : mod_rewrite off-by-one error

An off-by-one flaw exists in the Rewrite module, modrewrite. Depending on the manner in which Apache httpd was compiled, this software defect may result in a vulnerability which, in combination with certain types of Rewrite rules in the web server configuration files, could be triggered remotely...

Apache Httpd < 1.3.35 : Expect header Cross-Site Scripting

A flaw in the handling of invalid Expect headers. If an attacker can influence the Expect header that a victim sends to a target site they could perform a cross-site scripting attack. It is known that some versions of Flash can set an arbitrary Expect header which can trigger this flaw. Not marke...

Update Protection against A Format String Vulnerability in mod_auth_pgsql for Apache

A vulnerability exists in multiple versions of an authentication module modauthpgsql for Apache httpd. To exploit this vulnerability, a user can supply specially crafted information to trigger a flaw in certain logging functions of the module. Successful exploitation could result in the execution...