CVE-2020-9364 : Exploit Details and Defense Strategies
Discover the directory traversal vulnerability in the Creative Contact Form extension for Joomla! with CVE-2020-9364. Learn about the impact, affected systems, exploitation, and mitigation steps.
An issue was discovered in helpers/mailer.php in the Creative Contact Form extension 4.6.2 before 2019-12-03 for Joomla!. A directory traversal vulnerability allows attackers to access files on the filesystem via email.
Understanding CVE-2020-9364
This CVE identifies a directory traversal vulnerability in the Creative Contact Form extension for Joomla! that could be exploited by attackers.
What is CVE-2020-9364?
The vulnerability in the Creative Contact Form extension allows attackers to perform directory traversal and access files on the filesystem through a specific parameter.
The Impact of CVE-2020-9364
Exploiting this vulnerability could lead to unauthorized access to sensitive files on the server, potentially compromising the confidentiality and integrity of data.
Technical Details of CVE-2020-9364
This section provides technical details about the vulnerability.
Vulnerability Description
The issue exists in helpers/mailer.php in the Creative Contact Form extension 4.6.2, enabling a directory traversal attack via the creativecontactform_upload parameter.
Affected Systems and Versions
- Product: Creative Contact Form extension 4.6.2
- Vendor: Joomla!
- Versions: All versions before 2019-12-03
Exploitation Mechanism
Attackers can exploit this vulnerability by utilizing the "Send me a copy" option to receive files from the filesystem via email.
Mitigation and Prevention
Protecting systems from CVE-2020-9364 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Disable the affected extension or apply the vendor's patch immediately.
- Monitor for any unauthorized access or file modifications.
Long-Term Security Practices
- Regularly update Joomla! and its extensions to the latest versions.
- Implement access controls and restrictions to prevent unauthorized file access.
Patching and Updates
- Apply the security patch provided by the Creative Contact Form extension vendor.
- Stay informed about security advisories and updates from Joomla! and extension developers.