CVE-2017-7247 : Vulnerability Insights and Analysis
Learn about CVE-2017-7247, a Cross-Site Scripting (XSS) vulnerability in Gazelle before 2017-03-19. Understand the impact, affected systems, exploitation mechanism, and mitigation steps.
Gazelle was found to have numerous instances of Cross-Site Scripting (XSS) before 2017-03-19. These vulnerabilities are a result of inadequate filtering of user-provided data such as torrents and size, which are used in the 'Gazelle-master/sections/tools/managers/multiple_freeleech.php' URL. If exploited, an attacker would be able to execute arbitrary HTML and script code within the context of the compromised website.
Understanding CVE-2017-7247
Multiple Cross-Site Scripting (XSS) vulnerabilities were discovered in Gazelle before 2017-03-19 due to insufficient filtration of user-supplied data.
What is CVE-2017-7247?
The CVE-2017-7247 vulnerability in Gazelle allows attackers to execute arbitrary HTML and script code on the compromised website.
The Impact of CVE-2017-7247
If exploited, this vulnerability can lead to unauthorized execution of malicious code within the context of the affected website, potentially compromising user data and system integrity.
Technical Details of CVE-2017-7247
Vulnerability Description
The vulnerability arises from inadequate filtering of user-provided data like torrents and size, enabling attackers to inject and execute malicious scripts on the compromised website.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Versions: n/a
Exploitation Mechanism
Attackers exploit the lack of proper data filtration in the 'Gazelle-master/sections/tools/managers/multiple_freeleech.php' URL to inject and execute arbitrary HTML and script code.
Mitigation and Prevention
Immediate Steps to Take
- Implement input validation and output encoding to prevent XSS attacks.
- Regularly update and patch the Gazelle application to address security vulnerabilities.
Long-Term Security Practices
- Conduct regular security audits and penetration testing to identify and remediate vulnerabilities.
- Educate developers on secure coding practices to prevent similar issues in the future.
Patching and Updates
Apply security patches and updates provided by Gazelle to fix the XSS vulnerabilities and enhance overall system security.