The default configuration of logrotate on Gentoo Linux uses root...

Vulnerability Description

The default configuration of logrotate on Gentoo Linux uses root privileges to process files in directories that permit non-root write access, which allows local users to conduct symlink and hard link attacks by leveraging logrotate's lack of support for untrusted directories, as demonstrated by directories under /var/log/ for packages.

References

• http://openwall.com/lists/oss-security/2011/03/04/19
• http://openwall.com/lists/oss-security/2011/03/04/16
• http://openwall.com/lists/oss-security/2011/03/04/25
• http://openwall.com/lists/oss-security/2011/03/04/30
• http://openwall.com/lists/oss-security/2011/03/04/26
• http://openwall.com/lists/oss-security/2011/03/10/3
• http://openwall.com/lists/oss-security/2011/03/04/28
• http://openwall.com/lists/oss-security/2011/03/08/5
• http://openwall.com/lists/oss-security/2011/03/07/5
• http://openwall.com/lists/oss-security/2011/03/04/31
• http://www.securityfocus.com/bid/47170
• http://openwall.com/lists/oss-security/2011/03/04/17
• http://openwall.com/lists/oss-security/2011/03/10/6
• http://openwall.com/lists/oss-security/2011/03/06/3
• http://openwall.com/lists/oss-security/2011/03/04/29
• http://openwall.com/lists/oss-security/2011/03/07/6
• http://openwall.com/lists/oss-security/2011/03/05/6
• http://openwall.com/lists/oss-security/2011/03/05/4
• http://openwall.com/lists/oss-security/2011/03/07/11
• http://openwall.com/lists/oss-security/2011/03/23/11
• http://openwall.com/lists/oss-security/2011/03/06/5
• http://openwall.com/lists/oss-security/2011/03/04/18
• http://openwall.com/lists/oss-security/2011/03/10/2
• http://openwall.com/lists/oss-security/2011/03/11/3
• http://openwall.com/lists/oss-security/2011/03/10/7
• http://openwall.com/lists/oss-security/2011/03/05/8
• http://openwall.com/lists/oss-security/2011/03/04/22
• http://openwall.com/lists/oss-security/2011/03/11/5
• http://openwall.com/lists/oss-security/2011/03/04/27
• http://openwall.com/lists/oss-security/2011/03/04/32
• http://openwall.com/lists/oss-security/2011/03/14/26
• http://openwall.com/lists/oss-security/2011/03/04/24
• http://openwall.com/lists/oss-security/2011/03/06/4
• http://openwall.com/lists/oss-security/2011/03/06/6
• http://openwall.com/lists/oss-security/2011/03/04/33