CVE-2019-15314 : Exploit Details and Defense Strategies
Learn about CVE-2019-15314, a security flaw in Tiki 18.4 enabling remote attackers to upload and execute JavaScript code. Find mitigation steps and long-term security practices here.
In Tiki 18.4, a vulnerability in the tiki-upload_file.php file allows remote attackers to upload JavaScript code, which gets executed when a user visits a specific URI.
Understanding CVE-2019-15314
This CVE entry describes a security flaw in Tiki 18.4 that enables the upload and execution of malicious JavaScript code.
What is CVE-2019-15314?
The vulnerability in Tiki 18.4 allows attackers to upload JavaScript code that will run when a user accesses a particular URI.
The Impact of CVE-2019-15314
The exploit permits remote attackers to execute arbitrary JavaScript code on the target system, potentially leading to various security risks.
Technical Details of CVE-2019-15314
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The flaw in tiki-upload_file.php in Tiki 18.4 enables the uploading of JavaScript code that executes upon visiting a specific URI.
Affected Systems and Versions
- Product: Tiki 18.4
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Attackers can upload malicious JavaScript code via tiki-upload_file.php, which triggers upon accessing tiki/tiki-download_file.php?display&fileId=.
Mitigation and Prevention
Protecting systems from CVE-2019-15314 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable file uploads in Tiki 18.4 if not essential
- Implement input validation to prevent malicious uploads
- Monitor and restrict access to tiki-upload_file.php
Long-Term Security Practices
- Regularly update Tiki to the latest version
- Conduct security audits and penetration testing
- Educate users on safe browsing habits
Patching and Updates
- Apply patches or updates provided by Tiki developers to fix the vulnerability