Vulnerability identifier: #VU27473

Vulnerability risk: Medium

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:U/RC:C]

CVE-ID: CVE-2020-12468

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Subrion CMS
Web applications / CMS

Vendor: Intelliants

Description

The vulnerability allows a remote attacker to inject arbitrary code into CSV files.

The vulnerability exists within "phrases/add/" and "languages/download/" due to insufficient sanitization of user-supplied data when constructing CSV files in the numerous fields. A remote attacker can inject malicious data into the contact form fields that is used later by the plugin to generate CSV files. Such files can be opened with Microsoft Excel built-in functions and utilize its functionality to execute malicious macros.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Subrion CMS: 4.2.1

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CPE

• cpe:2.3:a:intelliants:subrion:4.2.1:*:*:*:*:*:*:*

External links
http://github.com/belong2yourself/vulnerabilities/tree/master/Subrion%20CMS/CSV%20Injection

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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.