PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

BID:47496

Info

PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

Bugtraq ID: 47496
Class: Race Condition Error
CVE: CVE-2011-1485
Remote: No
Local: Yes
Published: Apr 01 2011 12:00AM
Updated: Apr 16 2015 05:49PM
Credit: David Zeuthen.
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 ARM
Ubuntu Ubuntu Linux 9.10 amd64
Ubuntu Ubuntu Linux 9.10
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 LTS
Ubuntu Ubuntu Linux 10.04 i386
Ubuntu Ubuntu Linux 10.04 ARM
Ubuntu Ubuntu Linux 10.04 amd64
SuSE openSUSE 11.4
SuSE openSUSE 11.3
Slackware Linux x86_64 -current
Slackware Linux 13.1 x86_64
Slackware Linux 13.1
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 Enterprise Linux 6.2
Oracle Enterprise Linux 6
Mandriva Linux Mandrake 2010.1 x86_64
Mandriva Linux Mandrake 2010.1
Gentoo Linux
freedesktop.org PolicyKit 0.96
freedesktop.org PolicyKit 0.7
freedesktop.org PolicyKit 0.6
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
Not Vulnerable:

Discussion

PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

PolicyKit is prone to a local race-condition vulnerability.

A local attacker may exploit this issue to execute arbitrary commands with root privileges.

Exploit / POC

PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

A working commercial exploit is available for Immunity CANVAS. This exploit is not otherwise publicly available or known to be circulating in the wild.

https://www.immunityinc.com/downloads/immpartners/CVE_2011_1485.tar.gz

The following exploits are available:

Solution / Fix

PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

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


Slackware Linux x86_64 -current

Slackware Linux -current

Slackware Linux 13.1 x86_64

Mandriva Linux Mandrake 2010.1 x86_64

Slackware Linux 13.1

Mandriva Linux Mandrake 2010.1

References

PolicyKit 'pkexec' Utility and 'polkitd' Daemon Local Race Condition Vulnerability

References:

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