Kitware GCC-XML 'find_flags' Script Insecure Temporary File Creation Vulnerability

Bugtraq ID:	36318
Class:	Design Error
CVE:	CVE-2008-4957
Remote:	No
Local:	Yes
Published:	Aug 24 2008 12:00AM
Updated:	Sep 10 2009 10:31PM
Credit:	Dmitry E. Oboukhov
Vulnerable:	Kitware GCC-XML 0.9 Gentoo Linux 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 armel Debian Linux 4.0 arm Debian Linux 4.0 amd64 Debian Linux 4.0 alpha Debian Linux 4.0
Not Vulnerable:

Kitware GCC-XML 'find_flags' Script Insecure Temporary File Creation Vulnerability

GCC-XML creates temporary files in an insecure manner.

An attacker with local access could potentially exploit this issue to perform symbolic-link attacks, overwriting arbitrary files in the context of the affected application.

Successfully mounting a symlink attack may allow the attacker to delete or corrupt sensitive files, which may result in a denial of service. Other attacks may also be possible.

Kitware GCC-XML 'find_flags' Script Insecure Temporary File Creation Vulnerability

An attacker uses readily available commands to exploit this issue.

Kitware GCC-XML 'find_flags' Script Insecure Temporary File Creation Vulnerability

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

Kitware GCC-XML 'find_flags' Script Insecure Temporary File Creation Vulnerability

References:

• GCC-XML Homepage (GCC-XML)
  
• The possibility of attack with the help of symlinks in some Debian packages (Dmitry E. Oboukhov)