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CVE-2015-5964

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Date: August 24, 2015

The (1) contrib.sessions.backends.base.SessionBase.flush and (2) cache_db.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.

Language: Python

Severity Score

Related Resources (21)

http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
https://www.djangoproject.com/weblog/2015/aug/18/security-releases
http://rhn.redhat.com/errata/RHSA-2015-1767.html
http://rhn.redhat.com/errata/RHSA-2015-1894.html
https://github.com/django/django/commit/2f5485346ee6f84b4e52068c04e043092daf55f7
https://nvd.nist.gov/vuln/detail/CVE-2015-5964
http://www.debian.org/security/2015/dsa-3338
https://web.archive.org/web/20150906124157/http://www.securityfocus.com/bid/76440
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
http://www.securitytracker.com/id/1033318
https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2015-23.yaml
https://web.archive.org/web/20200228051814/http://www.securityfocus.com/bid/76440
http://www.securityfocus.com/bid/76440
https://github.com/django/django
https://github.com/django/django/commit/8cc41ce7a7a8f6bebfdd89d5ab276cd0109f4fc5
https://github.com/django/django/commit/575f59f9bc7c59a5e41a081d1f5f55fc859c5012
http://rhn.redhat.com/errata/RHSA-2015-1766.html
http://www.ubuntu.com/usn/USN-2720-1
https://www.djangoproject.com/weblog/2015/aug/18/security-releases/
https://web.archive.org/web/20150923161048/http://www.securitytracker.com/id/1033318
https://www.mend.io/vulnerability-database/CVE-2015-5964

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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