CVE-2015-5964: High severity django vulnerability

Published Aug 24, 2015
·
Updated

The (1) contrib.sessions.backends.base.SessionBase.flush and (2) cachedb.SessionStore.flush functions in Django 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions create empty sessions in certain circumstances, which allows remote attackers to cause a denial of service (session store consumption) via unspecified vectors.

Other sources

The (1) contrib.sessions.backends.base.SessionBase.flush and (2) cachedb.SessionStore.flush functions in Django 1.7.x before 1.7.10, 1.4.x before 1.4.22, and possibly other versions create empty sessions in certain circumstances, which allows remote attackers to cause a denial of service (session store consumption) via unspecified vectors.

Affected Software

45 affected componentsFixes available
pip/Django>=1.4<1.4.22
1.4.22
pip/Django>=1.7<1.7.10
1.7.10
djangoproject Django=1.4
djangoproject Django=1.4.1
djangoproject Django=1.4.2
djangoproject Django=1.4.4
djangoproject Django=1.4.5
djangoproject Django=1.4.6
djangoproject Django=1.4.7
djangoproject Django=1.4.8
djangoproject Django=1.4.9
djangoproject Django=1.4.10
djangoproject Django=1.4.11
djangoproject Django=1.4.12
djangoproject Django=1.4.13
djangoproject Django=1.4.14
djangoproject Django=1.4.17
djangoproject Django=1.4.19
djangoproject Django=1.4.20
djangoproject Django=1.4.21
djangoproject Django=1.7-beta1
djangoproject Django=1.7-beta2
djangoproject Django=1.7-beta3
djangoproject Django=1.7-beta4
djangoproject Django=1.7-rc1
djangoproject Django=1.7-rc2
djangoproject Django=1.7-rc3
djangoproject Django=1.7.1
djangoproject Django=1.7.2
djangoproject Django=1.7.3
djangoproject Django=1.7.4
djangoproject Django=1.7.5
djangoproject Django=1.7.6
djangoproject Django=1.7.7
djangoproject Django=1.7.8
djangoproject Django=1.7.9
djangoproject Django=1.8-beta1
djangoproject Django=1.8.0
djangoproject Django=1.8.1
djangoproject Django=1.8.2
djangoproject Django=1.8.3
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=15.04
Oracle Solaris=11.3

Event History

Aug 24, 2015
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description
May 17, 2022
Advisory Published
via GitHub·03:16 AM

Frequently Asked Questions

1

What is the severity of CVE-2015-5964?

CVE-2015-5964 has a medium severity rating as it can lead to denial of service through empty session creation.

2

How do I fix CVE-2015-5964?

To resolve CVE-2015-5964, upgrade Django to version 1.4.22 or 1.7.10 or later.

3

Which versions of Django are affected by CVE-2015-5964?

CVE-2015-5964 affects Django versions 1.4.x before 1.4.22 and 1.7.x before 1.7.10.

4

How does CVE-2015-5964 impact web applications?

CVE-2015-5964 allows attackers to cause denial of service by creating empty sessions, which can disrupt user sessions.

5

Is CVE-2015-5964 patched in later Django versions?

Yes, CVE-2015-5964 is patched in Django versions 1.4.22 and 1.7.10.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203