[12677] in bugtraq
Remote DoS Attack in Vermillion FTP Daemon (VFTPD) v1.23
daemon@ATHENA.MIT.EDU (Ussr Labs)
Mon Nov 22 14:46:53 1999
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Message-Id: <NCBBKFKDOLAGKIAPMILPCENOCAAA.labs@ussrback.com>
Date: Mon, 22 Nov 1999 10:08:39 -0300
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From: Ussr Labs <labs@USSRBACK.COM>
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To: BUGTRAQ@SECURITYFOCUS.COM
Remote DoS Attack in Vermillion FTP Daemon (VFTPD) v1.23 Vulnerability
PROBLEM
UssrLabs found a Local/Remote DoS Attack in Vermillion FTP Daemon (VFTPD)
v1.23,
The buffer overflow is caused by a 3 times long cwd, 504 characters,
Example:
[gimmemore@itsme]$ telnet example.com 21
Trying example.com...
Connected to example.com.
Escape character is '^]'.
220 itsme FTP Server (vftpd 1.23) ready.
USER itsme
PASS ******
CWD (buffer)
CWD (buffer)
CWD (buffer)
Overflow.
For the source / binary of this remote / local D.O.S
Vendor Status:
Contacted
vendor: ARCANE SOFTWARE
Vendor Url: http://www.arcanesoft.com/
Program Url: http://www.arcanesoft.com/files/vftpd123.exe
Credit: USSRLABS
SOLUTION
Nothing yet.
u n d e r g r o u n d s e c u r i t y s y s t e m s r e s e a r c h
http://www.ussrback.com