CVE-2023-45881 Explained : Impact and Mitigation
Learn about CVE-2023-45881, a security vulnerability in GibbonEdu Gibbon versions up to 25.0.0 allowing attackers to conduct XSS attacks through file uploads. Find out the impact, technical details, and mitigation steps.
A security vulnerability has been identified in GibbonEdu Gibbon, specifically in versions up to 25.0.0. This CVE involves a file upload issue that can result in cross-site scripting (XSS) attacks. Read on to understand the impact, technical details, and mitigation steps for CVE-2023-45881.
Understanding CVE-2023-45881
GibbonEdu Gibbon through version 25.0.0 allows /modules/Planner/resources_addQuick_ajaxProcess.php file upload with resultant XSS. The imageAsLinks parameter must be set to Y to return HTML code. The filename attribute of the bodyfile1 parameter is reflected in the response.
What is CVE-2023-45881?
CVE-2023-45881 is a vulnerability in GibbonEdu Gibbon that enables attackers to carry out XSS attacks through file uploads.
The Impact of CVE-2023-45881
The vulnerability in GibbonEdu Gibbon versions up to 25.0.0 can allow malicious actors to execute XSS attacks, potentially compromising the security and integrity of the system.
Technical Details of CVE-2023-45881
This section provides more detailed information about the vulnerability.
Vulnerability Description
The issue arises from the file upload functionality in /modules/Planner/resources_addQuick_ajaxProcess.php, where setting the imageAsLinks parameter to Y can lead to HTML code being returned. Additionally, the filename attribute of the bodyfile1 parameter is reflected in the response.
Affected Systems and Versions
All versions of GibbonEdu Gibbon up to 25.0.0 are affected by CVE-2023-45881.
Exploitation Mechanism
Attackers can exploit this vulnerability by uploading a malicious file and manipulating the filename attribute to execute XSS attacks.
Mitigation and Prevention
To address CVE-2023-45881, immediate action and long-term security practices are essential.
Immediate Steps to Take
System administrators should consider the following immediate actions:
- Disable file uploads in affected areas.
- Monitor for any unusual file uploads or activities.
Long-Term Security Practices
It is recommended to:
- Implement input validation techniques for file uploads.
- Regularly update the software to patched versions.
Patching and Updates
Ensure timely installation of patches and updates provided by GibbonEdu Gibbon to mitigate the vulnerability.