Multiple Vendor FTP Conversion Vulnerability

BID:2240

Info

Multiple Vendor FTP Conversion Vulnerability

Bugtraq ID: 2240
Class: Input Validation Error
CVE:
Remote: Yes
Local: Yes
Published: Dec 20 1999 12:00AM
Updated: Dec 20 1999 12:00AM
Credit: Posted to BugTraq on Dec 20, 1999 by [email protected]
Vulnerable: Washington University wu-ftpd 2.6.2
+ Compaq Tru64 5.1 b PK2 (BL22)
+ Compaq Tru64 5.1 b PK1 (BL1)
+ Compaq Tru64 5.1 b
+ Compaq Tru64 5.1 a PK5 (BL23)
+ Compaq Tru64 5.1 a PK4 (BL21)
+ Compaq Tru64 5.1 a PK3 (BL3)
+ Compaq Tru64 5.1 a PK2 (BL2)
+ Compaq Tru64 5.1 a PK1 (BL1)
+ Compaq Tru64 5.1 a
+ Compaq Tru64 5.1 PK6 (BL20)
+ Compaq Tru64 5.1 PK5 (BL19)
+ Compaq Tru64 5.1 PK4 (BL18)
+ Compaq Tru64 5.1 PK3 (BL17)
+ Compaq Tru64 5.1
+ Compaq Tru64 5.0 f
+ Compaq Tru64 5.0 a PK3 (BL17)
+ Compaq Tru64 5.0 a
+ Compaq Tru64 5.0 PK4 (BL18)
+ Compaq Tru64 5.0 PK4 (BL17)
+ Compaq Tru64 5.0
+ Compaq Tru64 4.0 g PK3 (BL17)
+ Compaq Tru64 4.0 g
+ Compaq Tru64 4.0 f PK7 (BL18)
+ Compaq Tru64 4.0 f PK6 (BL17)
+ Compaq Tru64 4.0 f
+ Compaq Tru64 4.0 e
+ Compaq Tru64 4.0 d PK9 (BL17)
+ Compaq Tru64 4.0 d
+ Compaq Tru64 4.0 b
+ Debian Linux 3.0 sparc
+ Debian Linux 3.0 s/390
+ Debian Linux 3.0 ppc
+ Debian Linux 3.0 mipsel
+ Debian Linux 3.0 mips
+ Debian Linux 3.0 m68k
+ Debian Linux 3.0 ia-64
+ Debian Linux 3.0 ia-32
+ Debian Linux 3.0 hppa
+ Debian Linux 3.0 arm
+ Debian Linux 3.0 alpha
+ Debian Linux 3.0
+ Mandriva Linux Mandrake 8.2 ppc
+ Mandriva Linux Mandrake 8.2
+ SCO Open Server 5.0.7
+ SCO Open Server 5.0.6 a
+ SCO Open Server 5.0.6
+ Sun Linux 5.0.7
+ Turbolinux Turbolinux Advanced Server 6.0
+ Turbolinux Turbolinux Server 6.1
+ Turbolinux Turbolinux Workstation 6.0
Washington University wu-ftpd 2.6.1
+ Caldera OpenLinux 2.3
+ Caldera OpenLinux Server 3.1
+ Cobalt Qube 1.0
- FreeBSD FreeBSD 5.0 alpha
- FreeBSD FreeBSD 5.0
- FreeBSD FreeBSD 4.4
- FreeBSD FreeBSD 4.3 -STABLE
- FreeBSD FreeBSD 4.3 -RELEASE
- FreeBSD FreeBSD 4.3
+ MandrakeSoft Corporate Server 1.0.1
+ Mandriva Linux Mandrake 8.1
+ Mandriva Linux Mandrake 8.0 ppc
+ Mandriva Linux Mandrake 8.0
+ Mandriva Linux Mandrake 7.2
+ Mandriva Linux Mandrake 7.1
+ Mandriva Linux Mandrake 7.0
+ Mandriva Linux Mandrake 6.1
+ Mandriva Linux Mandrake 6.0
+ Redhat Linux 7.2 noarch
+ Redhat Linux 7.2 ia64
+ Redhat Linux 7.2 i686
+ Redhat Linux 7.2 i586
+ Redhat Linux 7.2 i386
+ Redhat Linux 7.2 athlon
+ Redhat Linux 7.2 alpha
+ Redhat Linux 7.1 noarch
+ Redhat Linux 7.1 ia64
+ Redhat Linux 7.1 i686
+ Redhat Linux 7.1 i586
+ Redhat Linux 7.1 i386
+ Redhat Linux 7.1 alpha
+ Redhat Linux 7.0 sparc
+ Redhat Linux 7.0 i386
+ Redhat Linux 7.0 alpha
+ SCO eDesktop 2.4
+ SCO eServer 2.3.1
+ SCO Open Server 5.0.6 a
+ SCO Open Server 5.0.6
+ SCO Open Server 5.0.5
+ SCO Open Server 5.0.4
+ SCO Open Server 5.0.3
+ SCO Open Server 5.0.2
+ SCO Open Server 5.0.1
+ SCO Open Server 5.0
- Slackware Linux 8.0
- Slackware Linux 7.1
- Slackware Linux 7.0
- SuSE Linux 7.3
- SuSE Linux 7.2
- SuSE Linux 7.1 x86
- SuSE Linux 7.1 sparc
- SuSE Linux 7.1 ppc
- SuSE Linux 7.1 alpha
- SuSE Linux 7.1
- SuSE Linux 7.0 sparc
- SuSE Linux 7.0 ppc
- SuSE Linux 7.0 alpha
- SuSE Linux 7.0
+ Turbolinux Turbolinux 6.0.5
+ Turbolinux Turbolinux 6.0.4
+ Turbolinux Turbolinux 6.0.3
+ Turbolinux Turbolinux 6.0.2
+ Turbolinux Turbolinux 6.0.1
+ Turbolinux Turbolinux 6.0
+ Turbolinux Turbolinux Workstation 6.1
+ Wirex Immunix OS 7.0 -Beta
+ Wirex Immunix OS 7.0
+ Wirex Immunix OS 7+
Washington University wu-ftpd 2.6 .0
+ Cobalt Qube 1.0
+ Debian Linux 2.2 sparc
+ Debian Linux 2.2 powerpc
+ Debian Linux 2.2 arm
+ Debian Linux 2.2 alpha
+ Debian Linux 2.2 68k
+ Debian Linux 2.2
- FreeBSD FreeBSD 4.4
- FreeBSD FreeBSD 4.3 -STABLE
- FreeBSD FreeBSD 4.3 -RELEASE
- FreeBSD FreeBSD 4.3
+ HP HP-UX 11.11
+ HP HP-UX 11.0
+ Redhat Linux 6.2 sparc
+ Redhat Linux 6.2 i386
+ Redhat Linux 6.2 alpha
+ Redhat Linux 6.1 sparc
+ Redhat Linux 6.1 i386
+ Redhat Linux 6.1 alpha
+ Redhat Linux 6.0 sparc
+ Redhat Linux 6.0 alpha
+ Redhat Linux 6.0
+ Redhat Linux 5.2 sparc
+ Redhat Linux 5.2 i386
+ Redhat Linux 5.2 alpha
+ SuSE Linux 7.3 sparc
+ SuSE Linux 7.3 ppc
+ SuSE Linux 7.3 i386
+ SuSE Linux 7.2 i386
+ SuSE Linux 7.1 x86
+ SuSE Linux 7.1 sparc
+ SuSE Linux 7.1 ppc
+ SuSE Linux 7.1 alpha
+ SuSE Linux 7.0 sparc
+ SuSE Linux 7.0 ppc
+ SuSE Linux 7.0 i386
+ SuSE Linux 7.0 alpha
+ SuSE Linux 6.4 ppc
+ SuSE Linux 6.4 alpha
+ SuSE Linux 6.4
+ SuSE Linux 6.3 ppc
+ SuSE Linux 6.3 alpha
+ SuSE Linux 6.3
+ SuSE Linux 6.2
+ SuSE Linux 6.1 alpha
+ SuSE Linux 6.1
+ Turbolinux Turbolinux 4.0
+ Wirex Immunix OS 6.2
Washington University wu-ftpd 2.5 .0
+ Caldera OpenLinux 2.4
+ Caldera OpenLinux Desktop 2.3
+ Redhat Linux 6.0 sparc
+ Redhat Linux 6.0 alpha
+ Redhat Linux 6.0
+ SCO eDesktop 2.4
+ SCO eServer 2.3.1
+ SCO eServer 2.3
Washington University wu-ftpd 2.4.2 (beta 18) VR4
anonFTP anonFTP 3.0
Not Vulnerable:

Discussion

Multiple Vendor FTP Conversion Vulnerability

Some FTP servers provide a "conversion" service that pipes a requested file through a program, for example a decompression utility such as "tar", before it is passed to the remote user. Under some configurations where this is enabled a remote user can pass a filename beginning with a minus sign to FTP, which will pass this as an argument to the compression/archiver program (where it will be erroneously treated as a command line argument other than a filename). It may be possible to exploit this and execute commands on a remote machine. An example of this exploits the "--use-compress-program PROG" parameter passed to tar; if PROG refers to a program that is accessible to the FTP server, it will be executed. The remote user must have access to a writeable directory in order to exploit this. See exploit for details.

References

Multiple Vendor FTP Conversion Vulnerability

References:
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