Gentoo: GLSA-201201-11: Firewall Builder: Privilege escalation
Summary
Two vulnerabilities in Firewall Builder allow the iptables and fwb_install scripts to use temporary files insecurely.
Resolution
All Firewall Builder users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-firewall/fwbuilder-3.0.7"
NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since March 09, 2010. It is likely that your system is
already no longer affected by this issue.
References
[ 1 ] CVE-2008-4956 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-4956 [ 2 ] CVE-2009-4664 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4664
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201201-11
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
Insecure temporary file usage in Firewall Builder could allow attackersto overwrite arbitrary files.
Background
Firewall Builder is a GUI for easy management of multiple firewall platforms.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-firewall/fwbuilder < 3.0.7 >= 3.0.7
Impact
===== A local attacker could possibly overwrite arbitrary files with the privileges of the user running Firewall Builder.
Workaround
There is no known workaround at this time.