CVE-2015-5964
Vulnerability Summary
Timeline
Description
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.
CVSS Metrics
- v4.0•HIGH•Score: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
- v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS Trends
Current EPSS score: 4.69%• Percentile: 90%
Techniques & Countermeasures
- CWE-399•Resource Management Errors
Weaknesses in this category are related to improper management of system resources.
Affected Systems
- canonical•ubuntu_linux
12.04 | 14.04 | 15.04
- djangoproject•django
1.4 | 1.4.1 | 1.4.2 | 1.4.4 | 1.4.5 | 1.4.6 | 1.4.7 | 1.4.8 | 1.4.9 | 1.4.10 | 1.4.11 | 1.4.12 | 1.4.13 | 1.4.14 | 1.4.17 | 1.4.19 | 1.4.20 | 1.4.21 | 1.7:beta1 | 1.7:beta2 | 1.7:beta3 | 1.7:beta4 | 1.7:rc1 | 1.7:rc2 | 1.7:rc3 | 1.7.1 | 1.7.2 | 1.7.3 | 1.7.4 | 1.7.5 | 1.7.6 | 1.7.7 | 1.7.8 | 1.7.9 | 1.8:beta1 | 1.8.0 | 1.8.1 | 1.8.2 | 1.8.3
- Unknown•Solaris
11.3
- PyPI•django
≥ 1.7, < 1.7.10 | ≥ 1.4, < 1.4.22
References (20)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
- http://rhn.redhat.com/errata/RHSA-2015-1894.html
- http://www.debian.org/security/2015/dsa-3338
- http://www.securitytracker.com/id/1033318
- http://rhn.redhat.com/errata/RHSA-2015-1767.html
- http://www.ubuntu.com/usn/USN-2720-1
- http://rhn.redhat.com/errata/RHSA-2015-1766.html
- http://www.securityfocus.com/bid/76440
- https://www.djangoproject.com/weblog/2015/aug/18/security-releases/
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- https://nvd.nist.gov/vuln/detail/CVE-2015-5964
- https://github.com/django/django/commit/2f5485346ee6f84b4e52068c04e043092daf55f7
- https://github.com/django/django/commit/575f59f9bc7c59a5e41a081d1f5f55fc859c5012
- https://github.com/django/django/commit/8cc41ce7a7a8f6bebfdd89d5ab276cd0109f4fc5
- https://github.com/django/django
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2015-23.yaml
- https://web.archive.org/web/20150906124157/http://www.securityfocus.com/bid/76440
- https://web.archive.org/web/20150923161048/http://www.securitytracker.com/id/1033318
- https://web.archive.org/web/20200228051814/http://www.securityfocus.com/bid/76440
- https://www.djangoproject.com/weblog/2015/aug/18/security-releases