CVE-2011-4944 Information

Description

Python 2.6 through 3.2 creates ~/.pypirc with world-readable permissions before changing them after data has been written which introduces a race condition that allows local users to obtain a username and password by reading this file.

Reference

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650555 http://bugs.python.org/file23824/pypirc-secure.diff http://bugs.python.org/issue13512 http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html http://secunia.com/advisories/50858 http://secunia.com/advisories/51024 http://secunia.com/advisories/51040 http://secunia.com/advisories/51087 http://secunia.com/advisories/51089 http://www.openwall.com/lists/oss-security/2012/03/27/10 http://www.openwall.com/lists/oss-security/2012/03/27/2 http://www.openwall.com/lists/oss-security/2012/03/27/5 http://www.ubuntu.com/usn/USN-1592-1 http://www.ubuntu.com/usn/USN-1596-1 http://www.ubuntu.com/usn/USN-1613-1 http://www.ubuntu.com/usn/USN-1613-2 http://www.ubuntu.com/usn/USN-1615-1 http://www.ubuntu.com/usn/USN-1616-1 https://bugzilla.redhat.com/show_bug.cgi?id=758905