Debian Security Advisory

DSA-1452-1 wzdftpd -- denial of service

Date Reported:
06 Jan 2008
Affected Packages:
wzdftpd
Vulnerable:
Yes
Security database references:
In the Debian bugtracking system: Bug 446192.
In Mitre's CVE dictionary: CVE-2007-5300.
More information:

k1tk4t discovered that wzdftpd, a portable, modular, small and efficient ftp server, did not correctly handle the receipt of long usernames. This could allow remote users to cause the daemon to exit.

For the old stable distribution (sarge), this problem has been fixed in version 0.5.2-1.1sarge3.

For the stable distribution (etch), this problem has been fixed in version 0.8.1-2etch1.

For the unstable distribution (sid), this problem has been fixed in version 0.8.2-2.1.

We recommend that you upgrade your wzdftpd package.

Fixed in:

Debian GNU/Linux 3.1 (sarge)

Source:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2.orig.tar.gz
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3.dsc
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3.diff.gz
Alpha:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_i386.deb
Motorola 680x0:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_m68k.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_m68k.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_m68k.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_m68k.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_m68k.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.5.2-1.1sarge3_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.5.2-1.1sarge3_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.5.2-1.1sarge3_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.5.2-1.1sarge3_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.5.2-1.1sarge3_sparc.deb

Debian GNU/Linux 4.0 (etch)

Source:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1.orig.tar.gz
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1.diff.gz
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1.dsc
Alpha:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_alpha.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_amd64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_arm.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_hppa.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_i386.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_ia64.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_mips.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_mipsel.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_powerpc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_s390.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-mysql_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-tcl_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-dev_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-back-pgsql_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-avahi_0.8.1-2etch1_sparc.deb
http://security.debian.org/pool/updates/main/w/wzdftpd/wzdftpd-mod-perl_0.8.1-2etch1_sparc.deb

MD5 checksums of the listed files are available in the original advisory.