CSV Injection in Subrion CMS - CVE-2020-12468
Published: April 30, 2020
Vulnerability identifier: #VU27473
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-12468
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
Subrion CMS
How to mitigate CVE-2020-12468
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.