CVE-2015-5963
MEDIUM severity · CVSS 5 · CWE-399
5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)5%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00026.html
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00035.html
- http://rhn.redhat.com/errata/RHSA-2015-1766.html
- http://rhn.redhat.com/errata/RHSA-2015-1767.html
- http://rhn.redhat.com/errata/RHSA-2015-1894.html
- http://www.debian.org/security/2015/dsa-3338
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlAdvisory