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{"acknowledgement": "Red Hat would like to thank upstream Django project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:1766", "cpe": "cpe:/a:redhat:openstack:5::el6", "package": "python-django-0:1.6.11-3.el6ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6", "release_date": "2015-09-10T00:00:00Z"}, {"advisory": "RHSA-2015:1767", "cpe": "cpe:/a:redhat:openstack:5::el7", "package": "python-django-0:1.6.11-3.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7", "release_date": "2015-09-10T00:00:00Z"}, {"advisory": "RHSA-2015:1894", "cpe": "cpe:/a:redhat:openstack:6::el7", "package": "python-django-0:1.6.11-3.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7", "release_date": "2015-10-15T00:00:00Z"}, {"advisory": "RHSA-2015:1876", "cpe": "cpe:/a:redhat:openstack:7::el7", "package": "python-django-0:1.8.4-1.el7", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7", "release_date": "2015-10-08T00:00:00Z"}], "bugzilla": {"description": "python-django: Denial-of-service possibility in logout() view by filling session store", "id": "1252890", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1252890"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-770", "details": ["contrib.sessions.middleware.SessionMiddleware in Django 1.8.x before 1.8.4, 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions allows remote attackers to cause a denial of service (session store consumption or session record removal) via a large number of requests to contrib.auth.views.logout, which triggers the creation of an empty session record.", "It was found that Django incorrectly handled the session store. A session could be created by anonymously accessing the django.contrib.auth.views.logout view if it was not decorated correctly with django.contrib.auth.decorators.login_required. A remote attacker could use this flaw to fill up the session store or cause other users' session records to be evicted by requesting a large number of new sessions."], "name": "CVE-2015-5963", "public_date": "2015-08-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-5963\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-5963"], "threat_severity": "Moderate"}