Apache HTTP Server 'mod_proxy' Reverse Proxy Security Bypass Vulnerability

BID:50802

Info

Apache HTTP Server 'mod_proxy' Reverse Proxy Security Bypass Vulnerability

Bugtraq ID: 50802
Class: Design Error
CVE: CVE-2011-4317
Remote: Yes
Local: No
Published: Nov 24 2011 12:00AM
Updated: Apr 13 2015 08:23PM
Credit: Prutha Parikh, Qualys
Vulnerable: Xerox FreeFlow Print Server (FFPS) 73.C0.41
Xerox FreeFlow Print Server (FFPS) 73.B3.61
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 11.10 i386
Ubuntu Ubuntu Linux 11.10 amd64
Ubuntu Ubuntu Linux 11.04 powerpc
Ubuntu Ubuntu Linux 11.04 i386
Ubuntu Ubuntu Linux 11.04 ARM
Ubuntu Ubuntu Linux 11.04 amd64
Ubuntu Ubuntu Linux 10.10 powerpc
Ubuntu Ubuntu Linux 10.10 i386
Ubuntu Ubuntu Linux 10.10 ARM
Ubuntu Ubuntu Linux 10.10 amd64
Ubuntu Ubuntu Linux 10.04 sparc
Ubuntu Ubuntu Linux 10.04 powerpc
Ubuntu Ubuntu Linux 10.04 i386
Ubuntu Ubuntu Linux 10.04 ARM
Ubuntu Ubuntu Linux 10.04 amd64
Slackware Linux x86_64 -current
Slackware Linux 13.37 x86_64
Slackware Linux 13.37
Slackware Linux 13.1 x86_64
Slackware Linux 13.1
Slackware Linux 13.0 x86_64
Slackware Linux 13.0
Slackware Linux 12.2
Slackware Linux 12.1
Slackware Linux 12.0
Slackware Linux -current
Red Hat Enterprise Linux Workstation 6
Red Hat Enterprise Linux Server 6
Red Hat Enterprise Linux HPC Node Optional 6
Red Hat Enterprise Linux HPC Node 6
Red Hat Enterprise Linux Desktop Optional 6
Red Hat Enterprise Linux Desktop 6
Oracle Oracle9i Application Server 1.0.2 .2
Oracle Oracle10g Application Server 10.1.3 .5.0
Oracle Fusion Middleware 10.1.3 .5
Oracle Fusion Middleware 11.1.1.5.0
Oracle Enterprise Linux 6.2
Oracle Enterprise Linux 6
Mandriva Linux Mandrake 2011 x86_64
Mandriva Linux Mandrake 2011
Mandriva Linux Mandrake 2010.1 x86_64
Mandriva Linux Mandrake 2010.1
MandrakeSoft Enterprise Server 5 x86_64
MandrakeSoft Enterprise Server 5
Juniper Networks JUNOS 11.1
IBM Storwize V7000 Unified 1.3.1.0
IBM Storwize V7000 Unified 1.3.0.5
IBM Storwize V7000 Unified 1.3.0.0
IBM OS/400 V6R1M0 0
IBM HTTP Server 7.0 .11
IBM HTTP Server 7.0.0.5
IBM HTTP Server 7.0.0.19
IBM HTTP Server 7.0.0.17
IBM HTTP Server 7.0.0.15
IBM HTTP Server 7.0.0.13
HP System Management Homepage 6.2.2 7
HP System Management Homepage 6.0 .96
HP System Management Homepage 3.0.2 .77
HP System Management Homepage 3.0.1 .73
HP System Management Homepage 3.0 .68
HP System Management Homepage 3.0 .64
HP System Management Homepage 7.0
HP System Management Homepage 6.3
HP System Management Homepage 6.2.0-12
HP System Management Homepage 6.2
HP System Management Homepage 6.2
HP System Management Homepage 6.1.0.103
HP System Management Homepage 6.1.0.102
HP System Management Homepage 6.1.0-103
HP System Management Homepage 6.1
HP System Management Homepage 6.0.0.95
HP System Management Homepage 6.0.0-95
HP System Management Homepage 6.0
HP System Management Homepage 3.0.2.77 B
HP System Management Homepage 3.0.2-77
HP System Management Homepage 3.0.1-73
HP System Management Homepage 3.0.0-68
HP System Management Homepage 0
HP OpenVMS Secure Web Server 2.2
Gentoo Linux
Debian Linux 6.0 sparc
Debian Linux 6.0 s/390
Debian Linux 6.0 powerpc
Debian Linux 6.0 mips
Debian Linux 6.0 ia-64
Debian Linux 6.0 ia-32
Debian Linux 6.0 arm
Debian Linux 6.0 amd64
Avaya Aura Experience Portal 6.0
Apple Mac Os X Server 10.7.3
Apple Mac Os X Server 10.7.2
Apple Mac Os X Server 10.7.1
Apple Mac Os X Server 10.7
Apple Mac Os X Server 10.6.8
Apple Mac Os X 10.7.4
Apple Mac Os X 10.7.3
Apple Mac Os X 10.7.2
Apple Mac Os X 10.7.1
Apache Software Foundation Apache 2.2.15
Apache Software Foundation Apache 2.2.14
Apache Software Foundation Apache 2.2.13
Apache Software Foundation Apache 2.2.12
Apache Software Foundation Apache 2.2.11
Apache Software Foundation Apache 2.2.10
Apache Software Foundation Apache 2.2.9
Apache Software Foundation Apache 2.2.8
Apache Software Foundation Apache 2.2.6
Apache Software Foundation Apache 2.2.5
Apache Software Foundation Apache 2.2.4
Apache Software Foundation Apache 2.2.3
Apache Software Foundation Apache 2.2.2
Apache Software Foundation Apache 2.2
Apache Software Foundation Apache 2.0.63
Apache Software Foundation Apache 2.0.61
Apache Software Foundation Apache 2.0.60
Apache Software Foundation Apache 2.0.59
Apache Software Foundation Apache 2.0.58
Apache Software Foundation Apache 2.0.57
Apache Software Foundation Apache 2.0.56 -dev
Apache Software Foundation Apache 2.0.56
Apache Software Foundation Apache 2.0.55
Apache Software Foundation Apache 2.0.54
+ Debian Linux 3.1 sparc
+ Debian Linux 3.1 s/390
+ Debian Linux 3.1 ppc
+ Debian Linux 3.1 mipsel
+ Debian Linux 3.1 mips
+ Debian Linux 3.1 m68k
+ Debian Linux 3.1 ia-64
+ Debian Linux 3.1 ia-32
+ Debian Linux 3.1 hppa
+ Debian Linux 3.1 arm
+ Debian Linux 3.1 amd64
+ Debian Linux 3.1 alpha
+ Debian Linux 3.1
Apache Software Foundation Apache 2.0.53
Apache Software Foundation Apache 2.0.52
Apache Software Foundation Apache 2.0.51
Apache Software Foundation Apache 2.0.50
Apache Software Foundation Apache 2.0.49
Apache Software Foundation Apache 2.0.48
+ Mandriva Linux Mandrake 10.0 AMD64
+ Mandriva Linux Mandrake 10.0
+ S.u.S.E. Linux 8.1
+ S.u.S.E. Linux Personal 9.0 x86_64
+ S.u.S.E. Linux Personal 9.0
+ S.u.S.E. Linux Personal 8.2
+ Trustix Secure Linux 2.1
+ Trustix Secure Linux 2.0
Apache Software Foundation Apache 2.0.47
Apache Software Foundation Apache 2.0.46
Apache Software Foundation Apache 2.0.45
Apache Software Foundation Apache 2.0.44
Apache Software Foundation Apache 2.0.43
Apache Software Foundation Apache 2.0.42
Apache Software Foundation Apache 2.0.41
Apache Software Foundation Apache 2.0.40
+ RedHat Linux 9.0 i386
+ RedHat Linux 8.0
+ Terra Soft Solutions Yellow Dog Linux 3.0
Apache Software Foundation Apache 2.0.39
Apache Software Foundation Apache 2.0.38
Apache Software Foundation Apache 2.0.37
Apache Software Foundation Apache 2.0.36
Apache Software Foundation Apache 2.0.35
Apache Software Foundation Apache 2.0.34 -BETA
- Microsoft Windows 2000 Advanced Server SP2
- Microsoft Windows 2000 Advanced Server SP2
- Microsoft Windows 2000 Advanced Server SP1
- Microsoft Windows 2000 Advanced Server SP1
- Microsoft Windows 2000 Advanced Server
- Microsoft Windows 2000 Advanced Server
- Microsoft Windows 2000 Datacenter Server SP2
- Microsoft Windows 2000 Datacenter Server SP2
- Microsoft Windows 2000 Datacenter Server SP1
- Microsoft Windows 2000 Datacenter Server SP1
- Microsoft Windows 2000 Datacenter Server
- Microsoft Windows 2000 Datacenter Server
- Microsoft Windows 2000 Professional SP2
- Microsoft Windows 2000 Professional SP2
- Microsoft Windows 2000 Professional SP1
- Microsoft Windows 2000 Professional SP1
- Microsoft Windows 2000 Professional
- Microsoft Windows 2000 Professional
- Microsoft Windows 2000 Server SP2
- Microsoft Windows 2000 Server SP2
- Microsoft Windows 2000 Server SP1
- Microsoft Windows 2000 Server SP1
- Microsoft Windows 2000 Server
- Microsoft Windows 2000 Server
- Microsoft Windows 95
- Microsoft Windows 98
- Microsoft Windows NT Enterprise Server 4.0 SP6a
- Microsoft Windows NT Enterprise Server 4.0 SP6a
- Microsoft Windows NT Enterprise Server 4.0 SP6
- Microsoft Windows NT Enterprise Server 4.0 SP6
- Microsoft Windows NT Enterprise Server 4.0 SP5
- Microsoft Windows NT Enterprise Server 4.0 SP5
- Microsoft Windows NT Enterprise Server 4.0 SP4
- Microsoft Windows NT Enterprise Server 4.0 SP4
- Microsoft Windows NT Enterprise Server 4.0 SP3
- Microsoft Windows NT Enterprise Server 4.0 SP3
- Microsoft Windows NT Enterprise Server 4.0 SP2
- Microsoft Windows NT Enterprise Server 4.0 SP2
- Microsoft Windows NT Enterprise Server 4.0 SP1
- Microsoft Windows NT Enterprise Server 4.0 SP1
- Microsoft Windows NT Enterprise Server 4.0
- Microsoft Windows NT Enterprise Server 4.0
- Microsoft Windows NT Server 4.0 SP6a
- Microsoft Windows NT Server 4.0 SP6a
- Microsoft Windows NT Server 4.0 SP6
- Microsoft Windows NT Server 4.0 SP6
- Microsoft Windows NT Server 4.0 SP5
- Microsoft Windows NT Server 4.0 SP5
- Microsoft Windows NT Server 4.0 SP4
- Microsoft Windows NT Server 4.0 SP4
- Microsoft Windows NT Server 4.0 SP3
- Microsoft Windows NT Server 4.0 SP3
- Microsoft Windows NT Server 4.0 SP2
- Microsoft Windows NT Server 4.0 SP2
- Microsoft Windows NT Server 4.0 SP1
- Microsoft Windows NT Server 4.0 SP1
- Microsoft Windows NT Server 4.0
- Microsoft Windows NT Server 4.0
- Microsoft Windows NT Terminal Server 4.0 SP6a
- Microsoft Windows NT Terminal Server 4.0 SP6
- Microsoft Windows NT Terminal Server 4.0 SP6
- Microsoft Windows NT Terminal Server 4.0 SP5
- Microsoft Windows NT Terminal Server 4.0 SP5
- Microsoft Windows NT Terminal Server 4.0 SP4
- Microsoft Windows NT Terminal Server 4.0 SP4
- Microsoft Windows NT Terminal Server 4.0 SP3
- Microsoft Windows NT Terminal Server 4.0 SP3
- Microsoft Windows NT Terminal Server 4.0 SP2
- Microsoft Windows NT Terminal Server 4.0 SP2
- Microsoft Windows NT Terminal Server 4.0 SP1
- Microsoft Windows NT Terminal Server 4.0 SP1
- Microsoft Windows NT Terminal Server 4.0
- Microsoft Windows NT Terminal Server 4.0
- Microsoft Windows NT Workstation 4.0 SP6a
- Microsoft Windows NT Workstation 4.0 SP6
- Microsoft Windows NT Workstation 4.0 SP6
- Microsoft Windows NT Workstation 4.0 SP5
- Microsoft Windows NT Workstation 4.0 SP5
- Microsoft Windows NT Workstation 4.0 SP4
- Microsoft Windows NT Workstation 4.0 SP4
- Microsoft Windows NT Workstation 4.0 SP3
- Microsoft Windows NT Workstation 4.0 SP3
- Microsoft Windows NT Workstation 4.0 SP2
- Microsoft Windows NT Workstation 4.0 SP2
- Microsoft Windows NT Workstation 4.0 SP1
- Microsoft Windows NT Workstation 4.0 SP1
- Microsoft Windows NT Workstation 4.0
- Microsoft Windows NT Workstation 4.0
- Microsoft Windows XP Home
- Microsoft Windows XP Home
- Microsoft Windows XP Professional
- Microsoft Windows XP Professional
Apache Software Foundation Apache 2.0.32 -BETA
Apache Software Foundation Apache 2.0.32
Apache Software Foundation Apache 2.0.28 -BETA
Apache Software Foundation Apache 2.0.28 Beta
Apache Software Foundation Apache 2.0.28
Apache Software Foundation Apache 2.0.9
Apache Software Foundation Apache 2.0 a9
Apache Software Foundation Apache 2.0
Apache Software Foundation Apache 2.2.7-dev
Apache Software Foundation Apache 2.2.6-dev
Apache Software Foundation Apache 2.2.5-dev
Apache Software Foundation Apache 2.2.21
Apache Software Foundation Apache 2.2.21
Apache Software Foundation Apache 2.2.20
Apache Software Foundation Apache 2.2.19
Apache Software Foundation Apache 2.2.18
Apache Software Foundation Apache 2.2.17
Apache Software Foundation Apache 2.2.16
Apache Software Foundation Apache 2.2.15-dev
Apache Software Foundation Apache 2.2.1
Apache Software Foundation Apache 2.2
Apache Software Foundation Apache 2.0.64-dev
Apache Software Foundation Apache 2.0.64
Apache Software Foundation Apache 2.0.62-dev
Apache Software Foundation Apache 2.0.61-dev
Apache Software Foundation Apache 2.0.60-dev
Not Vulnerable: IBM HTTP Server 7.0.0.21
HP System Management Homepage 7.0

Discussion

Apache HTTP Server 'mod_proxy' Reverse Proxy Security Bypass Vulnerability

Apache HTTP Server is prone to a security-bypass vulnerability.

Successful exploits will allow attackers to bypass certain security restrictions and obtain sensitive information about running web applications.

Exploit / POC

Apache HTTP Server 'mod_proxy' Reverse Proxy Security Bypass Vulnerability

An attacker needs to host a malicious web application on the affected webserver.

The following example patterns are available:

RewriteRule ^(.*) http://www.example.com$1
ProxyPassMatch ^(.*) http://www.example.com$1

Solution / Fix

Apache HTTP Server 'mod_proxy' Reverse Proxy Security Bypass Vulnerability

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


Slackware Linux 12.2

Slackware Linux 13.1

Apple Mac OS X 10.6.8

Apple Mac OS X 10.7.3

Slackware Linux x86_64 -current

MandrakeSoft Enterprise Server 5

Slackware Linux 13.0 x86_64

References

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