CVE-2018-18671 Explained : Impact and Mitigation
Learn about CVE-2018-18671, a vulnerability in GNUBOARD5 5.3.1.9 that allows remote attackers to inject malicious web scripts or HTML, potentially leading to cross-site scripting (XSS) attacks. Find out how to mitigate and prevent this security risk.
A vulnerability in GNUBOARD5 5.3.1.9 allows remote attackers to inject malicious web scripts or HTML through a specific parameter, potentially leading to cross-site scripting (XSS) attacks.
Understanding CVE-2018-18671
This CVE entry describes a security flaw in GNUBOARD5 version 5.3.1.9 that could be exploited by attackers to insert unauthorized web content.
What is CVE-2018-18671?
The vulnerability in GNUBOARD5 5.3.1.9 enables remote attackers to insert their own web script or HTML by exploiting the "mobile board head contents" parameter. It is also known as the adm/board_form_update.php bo_mobile_content_head parameter.
The Impact of CVE-2018-18671
The vulnerability could allow attackers to execute arbitrary scripts in the context of the user's browser, leading to potential data theft, unauthorized actions, or further attacks on users accessing the affected content.
Technical Details of CVE-2018-18671
This section provides more in-depth technical information about the CVE.
Vulnerability Description
The vulnerability in GNUBOARD5 5.3.1.9 allows remote attackers to inject arbitrary web script or HTML via the "mobile board head contents" parameter, also known as the adm/board_form_update.php bo_mobile_content_head parameter.
Affected Systems and Versions
- Product: GNUBOARD5
- Version: 5.3.1.9
Exploitation Mechanism
Attackers can exploit the vulnerability by manipulating the "mobile board head contents" parameter, enabling them to insert malicious scripts or HTML code.
Mitigation and Prevention
Protecting systems from CVE-2018-18671 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update GNUBOARD5 to version 5.3.2.0 or later to mitigate the vulnerability.
- Monitor and filter user inputs to prevent unauthorized content injection.
Long-Term Security Practices
- Regularly audit and review code for security vulnerabilities.
- Educate developers and users about secure coding practices to prevent XSS attacks.
Patching and Updates
- Stay informed about security updates and patches released by GNUBOARD5.