GNU Emacs Email Helper Insecure File Creation Vulnerability

BID:39039

Info

GNU Emacs Email Helper Insecure File Creation Vulnerability

Bugtraq ID: 39039
Class: Design Error
CVE: CVE-2010-0825
Remote: No
Local: Yes
Published: Mar 29 2010 12:00AM
Updated: Apr 20 2010 02:52PM
Credit: Dan Rosenberg
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
Mandriva Linux Mandrake 2010.0 x86_64
Mandriva Linux Mandrake 2010.0
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
GNU Emacs 23.1
GNU Emacs 22.2
GNU Emacs 22.1
Not Vulnerable:

Discussion

GNU Emacs Email Helper Insecure File Creation Vulnerability

GNU Emacs creates files in an insecure manner.

An attacker with local access could potentially exploit this issue to perform symbolic-link attacks.

Successfully mounting a symlink attack may allow the attacker to corrupt sensitive files or gain access to sensitive information. Other attacks may also be possible.

Exploit / POC

GNU Emacs Email Helper Insecure File Creation Vulnerability

An attacker uses readily available commands to exploit this issue.

Solution / Fix

GNU Emacs Email Helper Insecure File Creation Vulnerability

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


Ubuntu Ubuntu Linux 9.10 sparc

Mandriva Linux Mandrake 2009.1 x86_64

Ubuntu Ubuntu Linux 8.04 LTS powerpc

Ubuntu Ubuntu Linux 8.10 powerpc

Ubuntu Ubuntu Linux 8.04 LTS sparc

Ubuntu Ubuntu Linux 8.10 i386

MandrakeSoft Enterprise Server 5 x86_64

Ubuntu Ubuntu Linux 9.10 powerpc

Mandriva Linux Mandrake 2008.0 x86_64

Ubuntu Ubuntu Linux 8.04 LTS amd64

MandrakeSoft Enterprise Server 5

Mandriva Linux Mandrake 2008.0

Ubuntu Ubuntu Linux 9.10 lpia

Ubuntu Ubuntu Linux 9.04 sparc

Mandriva Linux Mandrake 2010.0

Ubuntu Ubuntu Linux 8.04 LTS lpia

Ubuntu Ubuntu Linux 9.04 powerpc

Ubuntu Ubuntu Linux 8.10 lpia

Mandriva Linux Mandrake 2010.0 x86_64

Ubuntu Ubuntu Linux 9.04 i386

Ubuntu Ubuntu Linux 9.04 lpia

Ubuntu Ubuntu Linux 8.10 sparc

Ubuntu Ubuntu Linux 9.10 i386

Mandriva Linux Mandrake 2009.0

MandrakeSoft Corporate Server 4.0

Ubuntu Ubuntu Linux 9.10 amd64

Ubuntu Ubuntu Linux 8.04 LTS i386

Mandriva Linux Mandrake 2009.0 x86_64

Ubuntu Ubuntu Linux 9.04 amd64

Ubuntu Ubuntu Linux 8.10 amd64

Mandriva Linux Mandrake 2009.1

MandrakeSoft Corporate Server 4.0 x86_64

References

GNU Emacs Email Helper Insecure File Creation Vulnerability

References:
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