Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
BID:46460
Info
Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
| Bugtraq ID: | 46460 |
| Class: | Race Condition Error |
| CVE: |
CVE-2011-1004 |
| Remote: | No |
| Local: | Yes |
| Published: | Feb 21 2011 12:00AM |
| Updated: | Dec 16 2014 12:54AM |
| Credit: | The vendor reported this issue. |
| Vulnerable: |
Yukihiro Matsumoto Ruby 1.9.3 dev Yukihiro Matsumoto Ruby 1.9.2 P136 Yukihiro Matsumoto Ruby 1.9.2 P0 Yukihiro Matsumoto Ruby 1.9.1 -p429 Yukihiro Matsumoto Ruby 1.9.1 -p376 Yukihiro Matsumoto Ruby 1.9.1 Yukihiro Matsumoto Ruby 1.8.7 -p72 Yukihiro Matsumoto Ruby 1.8.7 -p71 Yukihiro Matsumoto Ruby 1.8.7 -p22 Yukihiro Matsumoto Ruby 1.8.7 -p21 Yukihiro Matsumoto Ruby 1.8.7 Yukihiro Matsumoto Ruby 1.8.6 -p287 Yukihiro Matsumoto Ruby 1.8.6 -p286 Yukihiro Matsumoto Ruby 1.8.6 -p230 Yukihiro Matsumoto Ruby 1.8.6 -p229 Yukihiro Matsumoto Ruby 1.8.6 -p114 Yukihiro Matsumoto Ruby 1.8.6 Yukihiro Matsumoto Ruby 1.9.1-p430 Yukihiro Matsumoto Ruby 1.9.1-p378 Yukihiro Matsumoto Ruby 1.8.7-p330 Yukihiro Matsumoto Ruby 1.8.7-p302 Yukihiro Matsumoto Ruby 1.8.7-p299 Yukihiro Matsumoto Ruby 1.8.7-p249 Yukihiro Matsumoto Ruby 1.8.7-p248 Yukihiro Matsumoto Ruby 1.8.7-p173 Yukihiro Matsumoto Ruby 1.8.7-p160 Yukihiro Matsumoto Ruby 1.8.6-p420 Yukihiro Matsumoto Ruby 1.8.6-p399 Yukihiro Matsumoto Ruby 1.8.6-p388 Yukihiro Matsumoto Ruby 1.8.6-p383 Yukihiro Matsumoto Ruby 1.8.6-p369 Yukihiro Matsumoto Ruby 1.8.6-p368 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 RedHat Enterprise Linux WS 4 RedHat Enterprise Linux ES 4.8.z RedHat Enterprise Linux ES 4 RedHat Desktop 4.0 Red Hat Enterprise Linux Workstation 6 Red Hat Enterprise Linux Server EUS 6.1.z Red Hat Enterprise Linux Server 6 Red Hat Enterprise Linux Long Life 5.6 server Red Hat Enterprise Linux HPC Node 6 Red Hat Enterprise Linux EUS 5.6.z server Red Hat Enterprise Linux Desktop 6 Red Hat Enterprise Linux Desktop 5 client Red Hat Enterprise Linux AS 4.8.z Red Hat Enterprise Linux AS 4 Red Hat Enterprise Linux 5 Server Red Hat Desktop Workstation 5 Pardus Linux 2009 0 Mandriva Linux Mandrake 2010.1 x86_64 Mandriva Linux Mandrake 2010.1 Mandriva Linux Mandrake 2009.0 x86_64 Mandriva Linux Mandrake 2009.0 MandrakeSoft Enterprise Server 5 x86_64 MandrakeSoft Enterprise Server 5 Gentoo Linux Avaya Aura System Manager 6.2 Avaya Aura System Manager 6.1.3 Avaya Aura System Manager 6.1.2 Avaya Aura System Manager 6.1.1 Avaya Aura System Manager 6.1 SP2 Avaya Aura System Manager 6.1 Sp1 Avaya Aura System Manager 6.1 Apple Mac OS X Server 10.6.6 Apple Mac OS X Server 10.6.5 Apple Mac OS X Server 10.6.4 Apple Mac OS X Server 10.6.3 Apple Mac OS X Server 10.6.2 Apple Mac OS X Server 10.6.1 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 Server 10.6.7 Apple Mac OS X Server 10.6 Apple Mac OS X 10.6.5 Apple Mac OS X 10.6.4 Apple Mac OS X 10.6.3 Apple Mac OS X 10.6.2 Apple Mac OS X 10.6.1 Apple Mac Os X 10.7.3 Apple Mac Os X 10.7.2 Apple Mac Os X 10.7.1 Apple Mac OS X 10.6 |
| Not Vulnerable: |
Yukihiro Matsumoto Ruby 1.9.2 P180 Yukihiro Matsumoto Ruby 1.9.1 P431 Yukihiro Matsumoto Ruby 1.8.7-p334 Apple Mac Os X Server 10.7.4 Apple Mac Os X 10.7.4 |
Discussion
Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
Ruby is prone to a race-condition vulnerability.
An attacker can exploit this issue to execute arbitrary code with elevated privileges or to cause a denial-of-service condition.
The following Ruby versions are affected:
1.8.6 patchlevel 420 and prior
1.8.7 patchlevel 330 and prior
1.9.1 patchlevel 430 and prior
1.9.2 patchlevel 136 and prior
Ruby is prone to a race-condition vulnerability.
An attacker can exploit this issue to execute arbitrary code with elevated privileges or to cause a denial-of-service condition.
The following Ruby versions are affected:
1.8.6 patchlevel 420 and prior
1.8.7 patchlevel 330 and prior
1.9.1 patchlevel 430 and prior
1.9.2 patchlevel 136 and prior
Exploit / POC
Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of any more recent information, please mail us at: [email protected].
Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of any more recent information, please mail us at: [email protected].
Solution / Fix
Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
Solution:
Updates are available. Please see the references for more information.
Apple Mac Os X Server 10.6.8
Apple Mac Os X 10.7.2
Mandriva Linux Mandrake 2010.1 x86_64
Apple Mac Os X Server 10.7.1
Apple Mac Os X Server 10.7.2
Mandriva Linux Mandrake 2009.0 x86_64
Apple Mac Os X 10.7.3
MandrakeSoft Enterprise Server 5 x86_64
MandrakeSoft Enterprise Server 5
Apple Mac Os X Server 10.7.3
Solution:
Updates are available. Please see the references for more information.
Apple Mac Os X Server 10.6.8
-
Apple SecUpdSrvr2012-002.dmg
For Mac OS X Server v10.6.8
http://www.apple.com/support/downloads/
Apple Mac Os X 10.7.2
-
Apple MacOSXUpdCombo10.7.4.dmg
For OS X Lion v10.7 and v10.7.2
http://www.apple.com/support/downloads/
Mandriva Linux Mandrake 2010.1 x86_64
-
Mandriva ruby-1.8.7.p249-4.1mdv2010.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-devel-1.8.7.p249-4.1mdv2010.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-doc-1.8.7.p249-4.1mdv2010.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-tk-1.8.7.p249-4.1mdv2010.2.x86_64.rpm
http://www.mandriva.com/en/download/
Apple Mac Os X Server 10.7.1
-
Apple MacOSXServerUpdCombo10.7.4.dmg
For OS X Lion Server v10.7 and v10.7.2
http://www.apple.com/support/downloads/
Apple Mac Os X Server 10.7.2
-
Apple MacOSXServerUpdCombo10.7.4.dmg
For OS X Lion Server v10.7 and v10.7.2
http://www.apple.com/support/downloads/
Mandriva Linux Mandrake 2009.0 x86_64
-
Mandriva ruby-1.8.7-7p72.4mdv2009.0.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-devel-1.8.7-7p72.4mdv2009.0.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-doc-1.8.7-7p72.4mdv2009.0.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-tk-1.8.7-7p72.4mdv2009.0.x86_64.rpm
http://www.mandriva.com/en/download/
Apple Mac Os X 10.7.3
-
Apple MacOSXUpd10.7.4.dmg
For OS X Lion v10.7.3
http://www.apple.com/support/downloads/
MandrakeSoft Enterprise Server 5 x86_64
-
Mandriva ruby-1.8.7-7p72.4mdvmes5.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-devel-1.8.7-7p72.4mdvmes5.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-doc-1.8.7-7p72.4mdvmes5.2.x86_64.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-tk-1.8.7-7p72.4mdvmes5.2.x86_64.rpm
http://www.mandriva.com/en/download/
MandrakeSoft Enterprise Server 5
-
Mandriva ruby-1.8.7-7p72.4mdvmes5.2.i586.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-devel-1.8.7-7p72.4mdvmes5.2.i586.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-doc-1.8.7-7p72.4mdvmes5.2.i586.rpm
http://www.mandriva.com/en/download/ -
Mandriva ruby-tk-1.8.7-7p72.4mdvmes5.2.i586.rpm
http://www.mandriva.com/en/download/
Apple Mac Os X Server 10.7.3
-
Apple MacOSXServerUpd10.7.4.dmg
For OS X Lion Server v10.7.3
http://www.apple.com/support/downloads/
References
Ruby 'FileUtils.remove_entry_secure()' Method Race Condition Vulnerability
References:
References:
- Ruby Homepage (Yukihiro Matsumoto)
- ASA-2011-199 ruby security update (RHSA-2011-0909) (Avaya)
- FileUtils is vulnerable to symlink race attacks (Yukihiro Matsumoto)
- RHSA-2011:0908 ruby security update (Red Hat)
- RHSA-2011:0909 ruby security update (Red Hat)
- RHSA-2011:0910 ruby security update (Red Hat)