================================================================================ Delphis Consulting Plc ================================================================================ Security Team Advisories [05/06/2000] securityteam@delphisplc.com [http://www.delphisplc.com/thinking/whitepapers/] ================================================================================ Adv : DST2K0010 Title : DoS, Path Revealing & BufferOverrun Vulnerability in Ceilidh v2.60a Author : DCIST (securityteam@delphisplc.com) O/S : Microsoft Windows NT v4.0 Workstation (SP6) Product : Ceilidh v2.60a (build date 3-04-2000) Date : 05/06/2000 I. Description II. Solution III. Disclaimer ================================================================================ I. Description ================================================================================ Vendor URL: http://www.lilikoi.com/ Severity: low The html code which is generated by ceilidh.exe (example URL below) contains a hidden form field by the name of "translated_path". This path is the REAL location of the Ceilidh files (typically under Web root) Example URL: http://127.0.0.1/cgi-bin/ceilidh.exe/ceilidh/?N4 Severity: med By using a specially crafted POST statement it is possible to spawn multiple copies of ceilidh.exe each taking 1% of CPU and 700k of memory. This can be sent multiple times to cause resource depletion on the remote host. To free all the resources you must shutdown and restart the World Wide Web Publishing Service. II. Solution ================================================================================ Vendor Status: Informed Currently there is no known solution to the problem. III. Disclaimer ================================================================================ THE INFORMATION CONTAINED IN THIS ADVISORY IS BELIEVED TO BE ACCURATE AT THE TIME OF PRINTING, BUT NO REPRESENTATION OR WARRANTY IS GIVEN, EXPRESS OR IMPLIED, AS TO ITS ACCURACY OR COMPLETENESS. NEITHER THE AUTHOR NOR THE PUBLISHER ACCEPTS ANY LIABILITY WHATSOEVER FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL LOSS OR DAMAGE ARISING IN ANY WAY FROM ANY USE OF, OR RELIANCE PLACED ON, THIS INFORMATION FOR ANY PURPOSE. ================================================================================