PHP 'session.save_path()' Arbitrary Code Execution Vulnerability

BID:37390

Info

PHP 'session.save_path()' Arbitrary Code Execution Vulnerability

Bugtraq ID: 37390
Class: Design Error
CVE: CVE-2009-4143
Remote: No
Local: Yes
Published: Dec 17 2009 12:00AM
Updated: Sep 16 2010 12:11PM
Credit: Stefan Esser
Vulnerable: Ubuntu Ubuntu Linux 9.10 sparc
Ubuntu Ubuntu Linux 9.10 powerpc
Ubuntu Ubuntu Linux 9.10 lpia
Ubuntu Ubuntu Linux 9.10 i386
Ubuntu Ubuntu Linux 9.10 amd64
Ubuntu Ubuntu Linux 9.04 sparc
Ubuntu Ubuntu Linux 9.04 powerpc
Ubuntu Ubuntu Linux 9.04 lpia
Ubuntu Ubuntu Linux 9.04 i386
Ubuntu Ubuntu Linux 9.04 amd64
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 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
Slackware Linux x86_64 -current
Slackware Linux 13.0 x86_64
Slackware Linux 13.0
Slackware Linux 12.2
Slackware Linux 12.1
Slackware Linux 12.0
Slackware Linux 11.0
Slackware Linux -current
PHP PHP 5.2.11
PHP PHP 5.2.10
PHP PHP 5.2.9
PHP PHP 5.2.8
PHP PHP 5.2.7
PHP PHP 5.2.6
PHP PHP 5.2.5
PHP PHP 5.2.4
PHP PHP 5.2.3
PHP PHP 5.2.2
PHP PHP 5.2.1
+ Ubuntu Ubuntu Linux 7.04 sparc
+ Ubuntu Ubuntu Linux 7.04 powerpc
+ Ubuntu Ubuntu Linux 7.04 i386
+ Ubuntu Ubuntu Linux 7.04 amd64
PHP PHP 5.2
+ 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
Pardus Linux 2009 0
Mandriva Linux Mandrake 2009.1 x86_64
Mandriva Linux Mandrake 2009.1
Mandriva Linux Mandrake 2009.0 x86_64
Mandriva Linux Mandrake 2009.0
Mandriva Linux Mandrake 2008.0 x86_64
Mandriva Linux Mandrake 2008.0
MandrakeSoft Enterprise Server 5 x86_64
MandrakeSoft Enterprise Server 5
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 4.0
HP System Management Homepage 6.1
HP System Management Homepage 6.0
HP HP-UX Web Server Suite 3.10
HP HP-UX Web Server Suite 2.31
HP HP-UX B.11.31
HP HP-UX B.11.23
HP HP-UX B.11.11
Gentoo Linux
Debian Linux 5.0 sparc
Debian Linux 5.0 s/390
Debian Linux 5.0 powerpc
Debian Linux 5.0 mipsel
Debian Linux 5.0 mips
Debian Linux 5.0 m68k
Debian Linux 5.0 ia-64
Debian Linux 5.0 ia-32
Debian Linux 5.0 hppa
Debian Linux 5.0 armel
Debian Linux 5.0 arm
Debian Linux 5.0 amd64
Debian Linux 5.0 alpha
Debian Linux 5.0
Apple Mac OS X Server 10.6.2
Apple Mac OS X Server 10.6.1
Apple Mac OS X Server 10.6
Apple Mac OS X 10.6.2
Apple Mac OS X 10.6.1
Apple Mac OS X 10.6
Not Vulnerable: PHP PHP 5.2.12
HP System Management Homepage 6.2

Discussion

PHP 'session.save_path()' Arbitrary Code Execution Vulnerability

Attackers can exploit this issue to run arbitrary code within the context of the PHP process. This may allow them to bypass intended security restrictions or gain elevated privileges.

Versions prior to PHP 5.2.12 are vulnerable.

Exploit / POC

PHP 'session.save_path()' Arbitrary Code Execution 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

PHP 'session.save_path()' Arbitrary Code Execution Vulnerability

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


Ubuntu Ubuntu Linux 9.10 sparc

Slackware Linux 12.0

Slackware Linux -current

Ubuntu Ubuntu Linux 8.04 LTS powerpc

Ubuntu Ubuntu Linux 8.10 powerpc

Ubuntu Ubuntu Linux 8.04 LTS sparc

Apple Mac OS X Server 10.6

Slackware Linux 12.2

Ubuntu Ubuntu Linux 9.10 powerpc

Ubuntu Ubuntu Linux 6.06 LTS sparc

Ubuntu Ubuntu Linux 8.04 LTS amd64

Ubuntu Ubuntu Linux 9.10 lpia

Ubuntu Ubuntu Linux 9.04 sparc

Ubuntu Ubuntu Linux 9.04 powerpc

Slackware Linux 12.1

Ubuntu Ubuntu Linux 9.04 i386

Ubuntu Ubuntu Linux 9.04 lpia

Ubuntu Ubuntu Linux 8.10 sparc

Ubuntu Ubuntu Linux 9.10 i386

Ubuntu Ubuntu Linux 9.10 amd64

Apple Mac OS X 10.6

Ubuntu Ubuntu Linux 9.04 amd64

Ubuntu Ubuntu Linux 8.10 amd64

Slackware Linux x86_64 -current

Ubuntu Ubuntu Linux 8.10 i386

Ubuntu Ubuntu Linux 6.06 LTS powerpc

Ubuntu Ubuntu Linux 8.04 LTS lpia

Ubuntu Ubuntu Linux 6.06 LTS i386

Ubuntu Ubuntu Linux 8.10 lpia

Slackware Linux 13.0 x86_64

Ubuntu Ubuntu Linux 6.06 LTS amd64

Slackware Linux 13.0

Ubuntu Ubuntu Linux 8.04 LTS i386

Slackware Linux 11.0

Apple Mac OS X Server 10.6.1

Apple Mac OS X 10.6.1

Apple Mac OS X Server 10.6.2

Apple Mac OS X 10.6.2

References

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