Input validation error in Django

1) Input validation error

EUVDB-ID: #VU40729

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-3982

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The session.flush function in the cached_db backend in Django 1.8.x before 1.8.2 does not properly flush the session, which allows remote attackers to hijack user sessions via an empty string in the session key. <a href="http://cwe.mitre.org/data/definitions/384.html">CWE-384: Session Fixation</a>

Mitigation

Install update from vendor's website.

Vulnerable software versions

Django: 1.8.0 - 1.8.1

CPE2.3

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

External links

https://www.securityfocus.com/bid/74960
https://www.djangoproject.com/weblog/2015/may/20/security-release/

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.