Ruby 'regex.c' Remote Denial Of Service Vulnerability

BID:30682

Info

Ruby 'regex.c' Remote Denial Of Service Vulnerability

Bugtraq ID: 30682
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2008-3443
Remote: Yes
Local: No
Published: Aug 13 2008 12:00AM
Updated: May 13 2009 08:16PM
Credit: laurent gaffié
Vulnerable: Yukihiro Matsumoto Ruby 1.9 -2
Yukihiro Matsumoto Ruby 1.9 -1
Yukihiro Matsumoto Ruby 1.9
Yukihiro Matsumoto Ruby 1.9.0-3
Yukihiro Matsumoto Ruby 1.9
Ubuntu Ubuntu Linux 8.10 sparc
Ubuntu Ubuntu Linux 8.10 powerpc
Ubuntu Ubuntu Linux 8.10 lpia
Ubuntu Ubuntu Linux 8.10 i386
Ubuntu Ubuntu Linux 8.10 amd64
Ubuntu Ubuntu Linux 8.04 LTS sparc
Ubuntu Ubuntu Linux 8.04 LTS powerpc
Ubuntu Ubuntu Linux 8.04 LTS lpia
Ubuntu Ubuntu Linux 8.04 LTS i386
Ubuntu Ubuntu Linux 8.04 LTS amd64
Ubuntu Ubuntu Linux 7.10 sparc
Ubuntu Ubuntu Linux 7.10 powerpc
Ubuntu Ubuntu Linux 7.10 lpia
Ubuntu Ubuntu Linux 7.10 i386
Ubuntu Ubuntu Linux 7.10 amd64
Ubuntu Ubuntu Linux 7.04 sparc
Ubuntu Ubuntu Linux 7.04 powerpc
Ubuntu Ubuntu Linux 7.04 i386
Ubuntu Ubuntu Linux 7.04 amd64
Ubuntu Ubuntu Linux 6.06 LTS sparc
Ubuntu Ubuntu Linux 6.06 LTS powerpc
Ubuntu Ubuntu Linux 6.06 LTS i386
Ubuntu Ubuntu Linux 6.06 LTS amd64
RedHat Enterprise Linux WS 4
RedHat Enterprise Linux WS 3
RedHat Enterprise Linux WS 2.1
RedHat Enterprise Linux ES 4
RedHat Enterprise Linux ES 3
RedHat Enterprise Linux ES 2.1
RedHat Enterprise Linux Desktop Workstation 5 client
RedHat Desktop 4.0
RedHat Desktop 3.0
Red Hat Fedora 9
Red Hat Fedora 8
Red Hat Enterprise Linux Desktop 5 client
Red Hat Enterprise Linux AS 4
Red Hat Enterprise Linux AS 3
Red Hat Enterprise Linux AS 2.1
Red Hat Enterprise Linux 5 Server
Mandriva Linux Mandrake 2008.1 x86_64
Mandriva Linux Mandrake 2008.1
Mandriva Linux Mandrake 2008.0 x86_64
Mandriva Linux Mandrake 2008.0
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
MandrakeSoft Corporate Server 4.0
Debian Linux 4.0 sparc
Debian Linux 4.0 s/390
Debian Linux 4.0 powerpc
Debian Linux 4.0 mipsel
Debian Linux 4.0 mips
Debian Linux 4.0 m68k
Debian Linux 4.0 ia-64
Debian Linux 4.0 ia-32
Debian Linux 4.0 hppa
Debian Linux 4.0 arm
Debian Linux 4.0 amd64
Debian Linux 4.0 alpha
Debian Linux 4.0
Apple Mac OS X Server 10.5.6
Apple Mac OS X Server 10.5.5
Apple Mac OS X Server 10.5.4
Apple Mac OS X Server 10.5.3
Apple Mac OS X Server 10.5.2
Apple Mac OS X Server 10.5.1
Apple Mac OS X Server 10.5
Apple Mac OS X 10.5.6
Apple Mac OS X 10.5.5
Apple Mac OS X 10.5.4
Apple Mac OS X 10.5.3
Apple Mac OS X 10.5.2
Apple Mac OS X 10.5.1
Apple Mac OS X 10.5
Not Vulnerable: Apple Mac OS X Server 10.5.7
Apple Mac OS X 10.5.7

Discussion

Ruby 'regex.c' Remote Denial Of Service Vulnerability

Ruby is prone to a remote denial-of-service vulnerability.

Successful exploits may allow remote attackers to cause denial-of-service conditions in applications that use the vulnerable library or functions.

Versions up to and including Ruby 1.9.0-3 are vulnerable.

Exploit / POC

Ruby 'regex.c' Remote Denial Of Service Vulnerability

The following exploit is available:

Solution / Fix

Ruby 'regex.c' Remote Denial Of Service Vulnerability

Solution:
Updates are available. Please see the references for more information.


Ubuntu Ubuntu Linux 8.10 powerpc

Mandriva Linux Mandrake 2008.0 x86_64

Mandriva Linux Mandrake 2008.0

Apple Mac OS X Server 10.5

Debian Linux 4.0 amd64

Debian Linux 4.0 ia-32

Debian Linux 4.0 hppa

Ubuntu Ubuntu Linux 8.10 sparc

Debian Linux 4.0 mipsel

Ubuntu Ubuntu Linux 8.10 amd64

Debian Linux 4.0 ia-64

Debian Linux 4.0 mips

Mandriva Linux Mandrake 2008.1 x86_64

Mandriva Linux Mandrake 2008.1

Debian Linux 4.0 arm

Ubuntu Ubuntu Linux 8.10 i386

Debian Linux 4.0 powerpc

Debian Linux 4.0 m68k

Ubuntu Ubuntu Linux 8.10 lpia

Debian Linux 4.0 sparc

Debian Linux 4.0 s/390

Debian Linux 4.0 alpha

MandrakeSoft Corporate Server 4.0

Debian Linux 4.0

Apple Mac OS X 10.5

Apple Mac OS X 10.5.1

Apple Mac OS X Server 10.5.1

Apple Mac OS X 10.5.2

Apple Mac OS X Server 10.5.2

Apple Mac OS X 10.5.3

Apple Mac OS X Server 10.5.3

Apple Mac OS X 10.5.4

Apple Mac OS X Server 10.5.4

Apple Mac OS X Server 10.5.5

Apple Mac OS X 10.5.5

Apple Mac OS X 10.5.6

Apple Mac OS X Server 10.5.6

MandrakeSoft Corporate Server 3.0

MandrakeSoft Corporate Server 3.0 x86_64

MandrakeSoft Corporate Server 4.0 x86_64

References

Ruby 'regex.c' Remote Denial Of Service Vulnerability

References:
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