CVE-2015-0220 Information
Description
The django.util.http.is_safe_url function in Django before 1.4.18 1.6.x before 1.6.10 and 1.7.x before 1.7.3 does not properly handle leading whitespaces which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted URL related to redirect URLs as demonstrated by a \\njavascript:\ URL.
Reference
http://advisories.mageia.org/MGASA-2015-0026.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148485.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148608.html
http://lists.opensuse.org/opensuse-updates/2015-04/msg00001.html
http://lists.opensuse.org/opensuse-updates/2015-09/msg00035.html
http://secunia.com/advisories/62285
http://secunia.com/advisories/62309
http://secunia.com/advisories/62718
http://ubuntu.com/usn/usn-2469-1
http://www.mandriva.com/security/advisories?name=MDVSA-2015:036
http://www.mandriva.com/security/advisories?name=MDVSA-2015:109
https://www.djangoproject.com/weblog/2015/jan/13/security/
The
django.util.http.is_safe_url
function
in
Django
before
1.4.18
1.6.x
before
1.6.10
and
1.7.x
before
1.7.3
does
not
properly
handle
leading
whitespaces
which
allows
remote
attackers
to
conduct
cross-site
scripting
(XSS)
attacks
via
a
crafted
URL
related
to
redirect
URLs
as
demonstrated
by
a
\\njavascript:
URL.