CVE-2021-45416 Explained : Impact and Mitigation
Learn about the CVE-2021-45416, a Reflected Cross-site scripting (XSS) flaw in RosarioSIS 8.2.1 allowing HTML injection. Understand the impact, affected systems, exploitation, and mitigation steps.
This CVE-2021-45416 article provides insights into a Reflected Cross-site scripting (XSS) vulnerability in RosarioSIS 8.2.1 that allows attackers to inject arbitrary HTML.
Understanding CVE-2021-45416
What is CVE-2021-45416?
Reflected Cross-site scripting (XSS) vulnerability in RosarioSIS 8.2.1 enables attackers to inject arbitrary HTML via the search_term parameter in the modules/Scheduling/Courses.php script.
The Impact of CVE-2021-45416
The vulnerability exposes systems to potential HTML injections, posing a risk of data manipulation and unauthorized access.
Technical Details of CVE-2021-45416
Vulnerability Description
The flaw in RosarioSIS 8.2.1 allows malicious actors to execute XSS attacks by injecting HTML code through the search_term parameter in Courses.php.
Affected Systems and Versions
- Product: RosarioSIS 8.2.1
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability is exploited through crafted HTML code injected into the search_term parameter, leading to the execution of malicious scripts.
Mitigation and Prevention
Immediate Steps to Take
- Implement input validation to sanitize user-controlled data.
- Regularly update the software to the latest secure version.
Long-Term Security Practices
- Conduct security audits to identify potential vulnerabilities.
- Educate users on safe browsing practices and awareness of phishing attempts.
Patching and Updates
Apply security patches released by the software vendor to patch the vulnerability and enhance system security.