CVE-2015-5964
HIGH7.5EPSS 4.7%Denial-of-service possibility in logout() view by filling session store
Published: 5/17/2022Modified: 4/28/2026
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.
Affected packages (3)
- Debian/python-djangofrom 0, < 1.7.10-1
- PyPI/django>= 1.7, < 1.7.10
- PyPI/django>= 1.7, < 1.7.10, >= 1.4, < 1.4.22
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS: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 |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (21)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2015-5964
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2015-5964
- ADVISORYhttps://www.djangoproject.com/weblog/2015/aug/18/security-releases/
- PATCHhttps://github.com/django/django
- WEBhttp://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
- WEBhttp://rhn.redhat.com/errata/RHSA-2015-1766.html
- WEBhttp://rhn.redhat.com/errata/RHSA-2015-1767.html
- WEBhttp://rhn.redhat.com/errata/RHSA-2015-1894.html
- WEBhttps://github.com/django/django/commit/2f5485346ee6f84b4e52068c04e043092daf55f7
- WEBhttps://github.com/django/django/commit/575f59f9bc7c59a5e41a081d1f5f55fc859c5012
- WEBhttps://github.com/django/django/commit/8cc41ce7a7a8f6bebfdd89d5ab276cd0109f4fc5
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2015-23.yaml
- WEBhttps://web.archive.org/web/20150906124157/http://www.securityfocus.com/bid/76440
- WEBhttps://web.archive.org/web/20150923161048/http://www.securitytracker.com/id/1033318
- WEBhttps://web.archive.org/web/20200228051814/http://www.securityfocus.com/bid/76440
- WEBhttps://www.djangoproject.com/weblog/2015/aug/18/security-releases
- WEBhttp://www.debian.org/security/2015/dsa-3338
- WEBhttp://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- WEBhttp://www.securityfocus.com/bid/76440
- WEBhttp://www.securitytracker.com/id/1033318
- WEBhttp://www.ubuntu.com/usn/USN-2720-1