CVE-2020-25781 Explained : Impact and Mitigation
Discover the security vulnerability in MantisBT before 2.24.3. Unauthorized users can access private attachments, compromising data security. Learn how to mitigate and prevent this issue.
An issue was discovered in file_download.php in MantisBT before 2.24.3. Users without access to view private issue notes are able to download supposedly private attachments linked to these notes by accessing the corresponding file download URL directly.
Understanding CVE-2020-25781
This CVE identifies a security vulnerability in MantisBT that allows unauthorized users to access private attachments.
What is CVE-2020-25781?
The vulnerability in file_download.php in MantisBT before version 2.24.3 enables users without permission to view private issue notes to download attachments linked to these notes directly.
The Impact of CVE-2020-25781
Unauthorized users can access supposedly private attachments, compromising the confidentiality of sensitive information.
Technical Details of CVE-2020-25781
This section provides technical insights into the vulnerability.
Vulnerability Description
The issue in file_download.php in MantisBT allows users without access to private issue notes to download attachments linked to these notes directly.
Affected Systems and Versions
- Product: MantisBT
- Versions affected: Before 2.24.3
Exploitation Mechanism
Unauthorized users exploit the vulnerability by accessing the file download URL directly.
Mitigation and Prevention
Protect your systems from this vulnerability by following these steps:
Immediate Steps to Take
- Upgrade MantisBT to version 2.24.3 or later.
- Restrict access to sensitive attachments.
Long-Term Security Practices
- Regularly review and update access controls.
- Educate users on data security best practices.
Patching and Updates
- Apply security patches promptly to prevent exploitation of known vulnerabilities.