CVE-2015-5963

Description

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 7.55% Top 10%
Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory djangoproject.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-09/msg00026.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1894.html vendor advisory
http://www.debian.org/security/2015/dsa-3338 vendor advisory
http://www.securitytracker.com/id/1033318 vdb entry
http://rhn.redhat.com/errata/RHSA-2015-1767.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-09/msg00035.html vendor advisory
http://www.ubuntu.com/usn/USN-2720-1 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-1766.html vendor advisory
https://access.redhat.com/errata/RHSA-2015:1876 vendor advisory
http://www.securityfocus.com/bid/76428 vdb entry
https://www.djangoproject.com/weblog/2015/aug/18/security-releases/ patch vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2015-5963?
CVE-2015-5963 has been scored as a medium severity vulnerability.
How to fix CVE-2015-5963?
To fix CVE-2015-5963, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-5963 being actively exploited in the wild?
It is possible that CVE-2015-5963 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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