libxml2 Recursive Entity Remote Denial of Service Vulnerability

BID:30783

Info

libxml2 Recursive Entity Remote Denial of Service Vulnerability

Bugtraq ID: 30783
Class: Design Error
CVE: CVE-2008-3281
Remote: Yes
Local: No
Published: Aug 21 2008 12:00AM
Updated: Apr 13 2015 09:33PM
Credit: Andreas Solberg
Vulnerable: XMLSoft Libxml2 2.6.31
XMLSoft Libxml2 2.6.30
XMLSoft Libxml2 2.6.15
XMLSoft Libxml2 2.6.14
XMLSoft Libxml2 2.6.13
XMLSoft Libxml2 2.6.12
XMLSoft Libxml2 2.6.11
XMLSoft Libxml2 2.6.9
XMLSoft Libxml2 2.6.8
+ Redhat Fedora Core2
XMLSoft Libxml2 2.6.7
XMLSoft Libxml2 2.6.6
XMLSoft Libxml2 2.6.5
XMLSoft Libxml2 2.6.4
XMLSoft Libxml2 2.6.3
XMLSoft Libxml2 2.6.2
XMLSoft Libxml2 2.6.1
XMLSoft Libxml2 2.6 .0
XMLSoft Libxml2 2.5.11
+ Mandriva Linux Mandrake 9.2 amd64
+ Mandriva Linux Mandrake 9.2
XMLSoft Libxml2 2.5.10
XMLSoft Libxml2 2.5.8
XMLSoft Libxml2 2.5.4
+ Mandriva Linux Mandrake 9.1 ppc
+ Mandriva Linux Mandrake 9.1
XMLSoft Libxml2 2.5.1
XMLSoft Libxml2 2.4.23
XMLSoft Libxml2 2.4.19
+ 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
XMLSoft Libxml2 2.4.12
VMWare ESX Server 3.0.3
VMWare ESX Server 3.0.2
VMWare ESX Server 2.5.5 patch 8
VMWare ESX Server 2.5.5 patch 6
VMWare ESX Server 2.5.5 patch 4
VMWare ESX Server 2.5.5 patch 2
VMWare ESX Server 2.5.5
VMWare ESX Server 2.5.4 Patch 5
VMWare ESX Server 2.5.4 Patch 3
VMWare ESX Server 2.5.4 patch 19
VMWare ESX Server 2.5.4 Patch 17
VMWare ESX Server 2.5.4 Patch 16
VMWare ESX Server 2.5.4 patch 15
VMWare ESX Server 2.5.4 patch 13
VMWare ESX Server 2.5.4 Patch 10
VMWare ESX Server 2.5.4 Patch 1
VMWare ESX Server 2.5.4
VMWare ESX Server 3.5
VMWare ESX Server 2.5.5 patch 5
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
S.u.S.E. openSUSE 11.0
S.u.S.E. openSUSE 10.3
S.u.S.E. openSUSE 10.2
rPath rPath Linux 2
rPath rPath Linux 1
rPath Appliance Platform Linux Service 2
rPath Appliance Platform Linux Service 1
Redhat Enterprise Linux WS 4
Redhat Enterprise Linux WS 3
Redhat Enterprise Linux WS 2.1 IA64
Redhat Enterprise Linux WS 2.1
Redhat Enterprise Linux ES 4
Redhat Enterprise Linux ES 3
Redhat Enterprise Linux ES 2.1 IA64
Redhat Enterprise Linux ES 2.1
Redhat Enterprise Linux Desktop Workstation 5 client
Redhat Enterprise Linux Desktop 5 client
Redhat Enterprise Linux AS 4
Redhat Enterprise Linux AS 3
Redhat Enterprise Linux AS 2.1 IA64
Redhat Enterprise Linux AS 2.1
Redhat Enterprise Linux 5 Server
Redhat Desktop 4.0
Redhat Desktop 3.0
Redhat Advanced Workstation for the Itanium Processor 2.1 IA64
Redhat Advanced Workstation for the Itanium Processor 2.1
Pardus Linux 2008 0
Pardus Linux 2007 0
Mandriva Linux Mandrake 2008.1 x86_64
Mandriva Linux Mandrake 2008.1
Mandriva Linux Mandrake 2008.0 x86_64
Mandriva Linux Mandrake 2008.0
Mandriva Linux Mandrake 2007.1 x86_64
Mandriva Linux Mandrake 2007.1
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
MandrakeSoft Corporate Server 4.0
Gentoo Linux
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
Avaya Voice Portal 4.1
Avaya Voice Portal 4.0
Avaya Voice Portal 3.0
Avaya Proactive Contact 4.0
Avaya Proactive Contact 3.0
Avaya Proactive Contact 0
Avaya Messaging Storage Server MM3.0
Avaya Messaging Storage Server 4.0
Avaya Messaging Storage Server 3.1
Avaya Messaging Storage Server 2.0
Avaya Messaging Storage Server 1.0
Avaya Messaging Storage Server
Avaya Message Networking MN 3.1
Avaya Message Networking 3.1
Avaya Message Networking
Avaya Meeting Exchange - Enterprise Edition
Avaya Meeting Exchange 5.0 .0.52
Avaya Meeting Exchange 5.0
Avaya Intuity AUDIX LX 2.0
Avaya EMMC 1.021
Avaya EMMC 1.017
Avaya EMMC 0
Avaya Communication Manager 3.1.4 SP2
+ Avaya Communication Manager Server DEFINITY Server SI/CS
+ Avaya Communication Manager Server S8100
+ Avaya Communication Manager Server S8300
+ Avaya Communication Manager Server S8500
+ Avaya Communication Manager Server S8700
Avaya Communication Manager 2.0.1
Avaya Communication Manager 2.0
Avaya Communication Manager 5.1
+ Avaya Communication Manager Server DEFINITY Server SI/CS
+ Avaya Communication Manager Server S8100
+ Avaya Communication Manager Server S8300
+ Avaya Communication Manager Server S8500
+ Avaya Communication Manager Server S8700
Avaya Communication Manager 5.0 SP3
Avaya Communication Manager 5.0
Avaya Communication Manager 3.1
Avaya Communication Manager 3.0
Avaya Communication Manager 2.2
Avaya Communication Manager 2.1
Avaya Aura SIP Enablement Services 5.0
Avaya Aura SIP Enablement Services 3.0
Avaya Aura Application Enablement Services 4.2.1
Avaya Aura Application Enablement Services 4.0.1
Avaya Aura Application Enablement Services 3.1.6
Avaya Aura Application Enablement Services 3.1.5
Avaya Aura Application Enablement Services 3.1.4
Avaya Aura Application Enablement Services 3.1.3
Avaya Aura Application Enablement Services 4.2
Avaya Aura Application Enablement Services 4.1
Avaya Aura Application Enablement Services 4.0
Avaya Aura Application Enablement Services 3.1
Avaya Aura Application Enablement Services 3.0
Apple Safari For Windows 3.2.1
Apple Safari 3.2.3 for Windows
Apple Safari 3.2.3
Apple Safari 3.2.2 for Windows
Apple Safari 3.1.2 for Windows
Apple Safari 3.1.2
Apple Safari 3.1.1 for Windows
Apple Safari 3.1.1
Apple Safari 3.0.4 Beta for Windows
Apple Safari 3.0.3 Beta for Windows
Apple Safari 3.0.3 Beta
Apple Safari 3.0.2 Beta for Windows
Apple Safari 3.0.2 Beta
Apple Safari 3.0.1 Beta for Windows
Apple Safari 3.0.1 Beta
Apple Safari 2.0.4
Apple Safari 2.0.3
Apple Safari 2.0.2
Apple Safari 2.0.1
+ Apple Mac OS X 10.4.2
+ Apple Mac OS X 10.4.1
+ Apple Mac OS X 10.4
+ Apple Mac OS X Server 10.4.2
+ Apple Mac OS X Server 10.4.1
+ Apple Mac OS X Server 10.4
Apple Safari 1.3.2
Apple Safari 1.3.1
Apple Safari 1.3
+ Apple Mac OS X 10.3.9
Apple Safari 1.2.3
Apple Safari 1.2.2
Apple Safari 1.2.1
Apple Safari 1.2
+ Apple Mac OS X 10.3.7
+ Apple Mac OS X 10.3.7
+ Apple Mac OS X 10.3.6
+ Apple Mac OS X 10.3.6
+ Apple Mac OS X 10.3.5
+ Apple Mac OS X 10.3.5
+ Apple Mac OS X 10.3.4
+ Apple Mac OS X 10.3.4
+ Apple Mac OS X 10.3.3
+ Apple Mac OS X 10.3.3
+ Apple Mac OS X 10.3.2
+ Apple Mac OS X 10.3.2
+ Apple Mac OS X 10.3.1
+ Apple Mac OS X 10.3.1
+ Apple Mac OS X 10.3
+ Apple Mac OS X 10.3
+ Apple Mac OS X 10.2.8
+ Apple Mac OS X 10.2.8
+ Apple Mac OS X 10.2.7
+ Apple Mac OS X 10.2.7
+ Apple Mac OS X 10.2.6
+ Apple Mac OS X 10.2.6
+ Apple Mac OS X 10.2.5
+ Apple Mac OS X 10.2.5
+ Apple Mac OS X 10.2.4
+ Apple Mac OS X 10.2.4
+ Apple Mac OS X 10.2.3
+ Apple Mac OS X 10.2.3
+ Apple Mac OS X 10.2.2
+ Apple Mac OS X 10.2.2
+ Apple Mac OS X 10.2.1
+ Apple Mac OS X 10.2.1
+ Apple Mac OS X 10.2
+ Apple Mac OS X 10.2
+ Apple Mac OS X Server 10.3.7
+ Apple Mac OS X Server 10.3.6
+ Apple Mac OS X Server 10.3.6
+ Apple Mac OS X Server 10.3.5
+ Apple Mac OS X Server 10.3.5
+ Apple Mac OS X Server 10.3.4
+ Apple Mac OS X Server 10.3.4
+ Apple Mac OS X Server 10.3.3
+ Apple Mac OS X Server 10.3.3
+ Apple Mac OS X Server 10.3.2
+ Apple Mac OS X Server 10.3.2
+ Apple Mac OS X Server 10.3.1
+ Apple Mac OS X Server 10.3.1
+ Apple Mac OS X Server 10.3
+ Apple Mac OS X Server 10.3
+ Apple Mac OS X Server 10.2.8
+ Apple Mac OS X Server 10.2.8
+ Apple Mac OS X Server 10.2.7
+ Apple Mac OS X Server 10.2.7
+ Apple Mac OS X Server 10.2.6
+ Apple Mac OS X Server 10.2.6
+ Apple Mac OS X Server 10.2.5
+ Apple Mac OS X Server 10.2.5
+ Apple Mac OS X Server 10.2.4
+ Apple Mac OS X Server 10.2.4
+ Apple Mac OS X Server 10.2.3
+ Apple Mac OS X Server 10.2.3
+ Apple Mac OS X Server 10.2.2
+ Apple Mac OS X Server 10.2.2
+ Apple Mac OS X Server 10.2.1
+ Apple Mac OS X Server 10.2.1
+ Apple Mac OS X Server 10.2
+ Apple Mac OS X Server 10.2
Apple Safari 1.1
Apple Safari 1.0
+ Apple Mac OS X 10.2.8
+ Apple Mac OS X 10.2.8
+ Apple Mac OS X 10.2.7
+ Apple Mac OS X 10.2.7
+ Apple Mac OS X 10.2.6
+ Apple Mac OS X 10.2.6
+ Apple Mac OS X 10.2.5
+ Apple Mac OS X 10.2.5
+ Apple Mac OS X 10.2.4
+ Apple Mac OS X 10.2.4
+ Apple Mac OS X 10.2.3
+ Apple Mac OS X 10.2.3
+ Apple Mac OS X 10.2.2
+ Apple Mac OS X 10.2.2
+ Apple Mac OS X 10.2.1
+ Apple Mac OS X 10.2.1
+ Apple Mac OS X 10.2
+ Apple Mac OS X 10.2
+ Apple Mac OS X Server 10.2.8
+ Apple Mac OS X Server 10.2.7
+ Apple Mac OS X Server 10.2.7
+ Apple Mac OS X Server 10.2.6
+ Apple Mac OS X Server 10.2.6
+ Apple Mac OS X Server 10.2.5
+ Apple Mac OS X Server 10.2.5
+ Apple Mac OS X Server 10.2.4
+ Apple Mac OS X Server 10.2.4
+ Apple Mac OS X Server 10.2.3
+ Apple Mac OS X Server 10.2.3
+ Apple Mac OS X Server 10.2.2
+ Apple Mac OS X Server 10.2.2
+ Apple Mac OS X Server 10.2.1
+ Apple Mac OS X Server 10.2.1
+ Apple Mac OS X Server 10.2
+ Apple Mac OS X Server 10.2
Apple Safari Beta 2
Apple Safari 4 Beta
Apple Safari 3.2
Apple Safari 3.1 for Windows
Apple Safari 3.1
Apple Safari 3 Beta for Windows
Apple Safari 3 Beta
Apple Safari 3
Apple iPod Touch 2.2.1
Apple iPod Touch 2.0.2
Apple iPod Touch 2.0.1
Apple iPod Touch 1.1.4
Apple iPod Touch 1.1.3
Apple iPod Touch 1.1.2
Apple iPod Touch 1.1.1
Apple iPod Touch 2.2
Apple iPod Touch 2.1
Apple iPod Touch 2.0
Apple iPod Touch 1.1
Apple iPhone 2.2.1
Apple iPhone 2.0.2
Apple iPhone 2.0.1
Apple iPhone 1.1.4
Apple iPhone 1.1.3
Apple iPhone 1.1.2
Apple iPhone 1.1.1
Apple iPhone 1.0.2
Apple iPhone 1.0.1
Apple iPhone 2.2
Apple iPhone 2.1
Apple iPhone 2.0
Apple iPhone 1.1
Apple iPhone 1
Not Vulnerable: VMWare ESX Server 2.5.5 patch 10
VMWare ESX Server 2.5.4 patch 21
Apple Safari 4 for Windows
Apple Safari 4
Apple iPod Touch 3.0
Apple iPhone 3.0

Discussion

libxml2 Recursive Entity Remote Denial of Service Vulnerability

The libxml2 library is prone to a denial-of-service vulnerability.

An attacker can exploit this issue to cause the library to consume an excessive amount of memory, denying service to legitimate users.

Exploit / POC

libxml2 Recursive Entity Remote Denial of Service Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Solution / Fix

libxml2 Recursive Entity Remote Denial of Service Vulnerability

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


Ubuntu Ubuntu Linux 7.10 powerpc

Debian Linux 4.0 amd64

Debian Linux 4.0 ia-32

Apple Safari 3.1

Apple Safari 4 Beta

Debian Linux 4.0 mips

Apple Safari 3 Beta

Apple Safari 3

Debian Linux 4.0 arm

Debian Linux 4.0 powerpc

Debian Linux 4.0 m68k

Ubuntu Ubuntu Linux 8.04 LTS lpia

Ubuntu Ubuntu Linux 7.10 lpia

Apple Safari 1.0

Apple Safari 1.1

Apple Safari 1.2

Apple Safari 1.2.2

Apple Safari 1.2.3

Apple Safari 1.3

Apple Safari 2.0.1

Apple Safari 2.0.3

Apple Safari 3.0.1 Beta

Apple Safari 3.0.3 Beta

References

libxml2 Recursive Entity Remote Denial of Service Vulnerability

References:
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