CVE-2020-28898 : Security Advisory and Response
Discover the impact of CVE-2020-28898 in QED ResourceXpress through version 4.9k due to insufficient input validation. Learn about the exploitation mechanism and mitigation steps.
In QED ResourceXpress through 4.9k, a large numeric or alphanumeric value submitted in specific URL parameters causes a server error in script execution due to insufficient input validation.
Understanding CVE-2020-28898
This CVE identifies a vulnerability in QED ResourceXpress through version 4.9k that allows for a server error due to inadequate input validation.
What is CVE-2020-28898?
The vulnerability in QED ResourceXpress through version 4.9k arises from the mishandling of large numeric or alphanumeric values in specific URL parameters, leading to script execution errors.
The Impact of CVE-2020-28898
The vulnerability can be exploited by attackers to disrupt script execution on the server, potentially causing service interruptions or denial of service.
Technical Details of CVE-2020-28898
QED ResourceXpress through version 4.9k is susceptible to the following:
Vulnerability Description
- Insufficient input validation in handling large numeric or alphanumeric values in specific URL parameters.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
- Attackers can exploit this vulnerability by submitting large numeric or alphanumeric values in specific URL parameters, triggering server errors.
Mitigation and Prevention
It is crucial to take immediate steps and implement long-term security practices to mitigate the risks associated with CVE-2020-28898.
Immediate Steps to Take
- Implement input validation mechanisms to sanitize user inputs effectively.
- Monitor server logs for unusual activities that may indicate exploitation attempts.
Long-Term Security Practices
- Regularly update and patch the QED ResourceXpress software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
- Stay informed about security advisories and updates released by QED ResourceXpress to apply patches promptly.