Plugin ID | 239 |
Plugin name | Apache 2.0.47 to 2.0.49 ap_escape_html memory allocation denial of service |
Plugin filename | Apache 2.0.47 to 2.0.49 ap_escape_html memory allocation denial of service.plugin |
Plugin filesize | 3818 bytes |
Plugin family | HTTP |
Plugin created name | Marc Ruef |
Plugin created email | marc dot ruef at computec dot ch |
Plugin created web | http://www.computec.ch |
Plugin created company | computec.ch |
Plugin created date | 2004/09/16 |
Plugin updated name | Marc Ruef |
Plugin updated email | marc dot ruef at computec dot ch |
Plugin updated web | http://www.computec.ch |
Plugin updated company | computec.ch |
Plugin updated date | 2004/11/14 |
Plugin version | 2.0 |
Plugin changelog | Corrected the plugin structure and added the accuracy values in 1.1. Added the product produce information in version 1.2. Improved the pattern matching and introduced the plugin changelog in 2.0 |
Plugin protocol | tcp |
Plugin port | 80 |
Plugin procedure detection | open|send HEAD / HTTP/1.0\n\n|sleep|close|pattern_exists HTTP/1.[0-1] ### *Server: Apache/1.* OR HTTP/1.[0-1] ### *Server: Apache/2.0.[3-4][0-9]* |
Plugin detection accuracy | 80 |
Plugin comment | This vulnerability seems not to be very well documented. So perhaps Apache prior 2.0.47 are vulnerable too. Apache 1.x is not vulnerable for sure. |
Bug published name | Georgi Guninski |
Bug published email | guninski at guninski dot com |
Bug published web | http://www.guninski.com |
Bug published date | 2004/06/28 |
Bug advisory | http://www.securityfocus.com/advisories/6915 |
Bug produced name | Apache Software Foundation |
Bug produced email | apache at apache dot org |
Bug produced web | http://httpd.apache.org |
Bug affected | Apache 2.0.47 to 2.0.49 |
Bug not affected | Apache prior 2.0.47 or newer than 2.0.49 or other web servers |
Bug vulnerability class | Buffer Overflow |
Bug description | The remote host is running an Apache web server. Apache 2.0.47 to 2.0.49 is vulnerable to a buffer overflow in in excessively long HTTP header strings. It has been documented that only denial of service is possible. Running arbitrary code seems not to work. |
Bug solution | If the web server is not used it should be de-installed or de-activated. Install the newest patch or bugfix to solve the problem or upgrade to the latest software version which is not vulnerable anymore. |
Bug fixing time | Approx. 30 minutes |
Bug exploit availability | Yes |
Bug exploit url | http://www.securityfocus.com/bid/10619/exploit/ |
Bug remote | Yes |
Bug local | Yes |
Bug severity | Medium |
Bug popularity | 4 |
Bug simplicity | 5 |
Bug impact | 8 |
Bug risk | 5 |
Bug check tools | BED by Martin J. Münch and SnakeByte seems to detect this vulnerability. |
Source CVE | CAN-2004-0493 |
Source SecurityFocus BID | 10619 |
Source RedHat Security Advisory ID | RHSA-2004-342 |
Source Literature | Hacking Exposed: Network Security Secrets & Solutions, Stuart McClure, Joel Scambray and George Kurtz, February 25, 2003, 4th Edition, McGraw-Hill Osborne Media, ISBN 0072227427 |
Source Misc. | http://www.securityfocus.com/advisories/6907 |