Vulnerability identifier: #VU7317

Vulnerability risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2017-9934

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Joomla!
Web applications / CMS

Vendor: Joomla!

Description
The vulnerability allows a remote attacker to perform CSRF attack.

The vulnerability exists due to missing CSRF token. A remote attacker can create a specially crafted web page, trick the victim into visiting it and execute arbitrary HTML and JavaScript code in victim's browser in context of vulnerable website.

Mitigation
Update to version 3.7.3.

Vulnerable software versions

Joomla!: 1.7.3 - 1.7.5, 2.5.0 - 2.5.28, 3.7.0 - 3.7.2, 3.6.0 - 3.6.5, 3.5.0 - 3.5.9, 3.0.0 - 3.0.4, 3.3.0 - 3.3.6, 3.2.0 - 3.2.7, 3.4.0 - 3.4.8, 3.1.0 - 3.1.6

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External links
http://developer.joomla.org/security-centre.html

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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. However, proof of concept for this vulnerability is available.