CVE-2017-20063: Unrestricted Upload of File with Dangerous Type in Elefant CMS
Summary
CVE-2017-20063: Unrestricted Upload of File with Dangerous Type in Elefant CMS. Affects elefant/cms versions < 1.3.13. Fixed in 1.3.13. How to fix ↓
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Background
Elefant CMS is an open-source content management system that allows users to create and manage websites. It provides various features such as a file manager for uploading and managing files. However, a vulnerability has been discovered in Elefant CMS version 1.3.12-RC that allows for the unrestricted upload of files with dangerous types. This vulnerability can lead to improper privilege management and can be exploited remotely.
Vulnerability Detail
The vulnerability exists in the file upload component of Elefant CMS, specifically in the /filemanager/upload/drop function. This function does not properly validate the file type, allowing an attacker to upload files with dangerous extensions. This can lead to various security issues, including the execution of malicious code or the unauthorized access and manipulation of sensitive files. The severity of this vulnerability is rated as HIGH with a CVSS score of 8.8.
How To Fix
Minimum fixed version
1.3.13
This is the first release that contains the fix.
composer require elefant/cms:1.3.13Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
The unrestricted upload of files with dangerous types in Elefant CMS version 1.3.12-RC can lead to improper privilege management and potential security breaches. It is crucial to upgrade to version 1.3.13 to mitigate the risk of exploitation. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for elefant/cms →
FAQ
Elefant CMS is an open-source content management system that allows users to create and manage websites.
This vulnerability allows for the unrestricted upload of files with dangerous types, leading to improper privilege management and potential security breaches.
Yes, this vulnerability can be exploited remotely.
The severity of this vulnerability is rated as HIGH with a CVSS score of 8.8.
To fix this vulnerability, it is recommended to upgrade Elefant CMS to version 1.3.13.
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