Resource management error in Django

1) Resource management error

EUVDB-ID: #VU32401

Risk: Medium

CVSSv4.0: 6.6 [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/U:Green]

CVE-ID: CVE-2015-5143

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The session backends in Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (session store consumption) via multiple requests with unique session keys.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Django: 1.4.1 - 1.8.2

CPE2.3

• cpe:2.3:a:django_software_foundation:django:1.8.2:*:*:*:*:*:*:*

External links

https://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
https://lists.opensuse.org/opensuse-updates/2015-10/msg00043.html
https://lists.opensuse.org/opensuse-updates/2015-10/msg00046.html
https://rhn.redhat.com/errata/RHSA-2015-1678.html
https://rhn.redhat.com/errata/RHSA-2015-1686.html
https://www.debian.org/security/2015/dsa-3305
https://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
https://www.securityfocus.com/bid/75666
https://www.securitytracker.com/id/1032820
https://www.ubuntu.com/usn/USN-2671-1
https://security.gentoo.org/glsa/201510-06
https://www.djangoproject.com/weblog/2015/jul/08/security-releases/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.