{"id":"CVE-2011-4944","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-4944","generatedAt":"2026-10-28T03:22:10.933Z","title":"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.","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.","published":"2012-08-27T23:55:01.000Z","lastModified":"2026-06-16T23:35:40.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":1.9,"severity":"LOW","vector":"AV:L/AC:M/Au:N/C:P/I:N/A:N"},"cwe":["CWE-264"],"affected":["python/python"],"epss":{"score":0.00429,"percentile":0.36859,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.43%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650555","source":"secalert@redhat.com"},{"url":"http://bugs.python.org/file23824/pypirc-secure.diff","source":"secalert@redhat.com"},{"url":"http://bugs.python.org/issue13512","source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/50858","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51024","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51040","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51087","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/51089","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/10","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/2","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/5","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1592-1","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1596-1","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1613-1","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1613-2","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1615-1","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1616-1","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=758905","source":"secalert@redhat.com"},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650555","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://bugs.python.org/file23824/pypirc-secure.diff","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://bugs.python.org/issue13512","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/50858","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51024","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51040","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51087","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/51089","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/10","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/03/27/5","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1592-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1596-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1613-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1613-2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1615-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1616-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=758905","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4944","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}