CVE-2018-17826 Explained : Impact and Mitigation
Learn about CVE-2018-17826, a vulnerability in HisiPHP 1.0.8 allowing unauthorized access and execution of PHP code. Find mitigation steps and long-term security practices here.
HisiPHP 1.0.8 allows for the addition of an administrator account through a CSRF vulnerability, potentially leading to unauthorized access and execution of arbitrary PHP code.
Understanding CVE-2018-17826
What is CVE-2018-17826?
This CVE involves a vulnerability in HisiPHP 1.0.8 that enables the addition of an administrator account through a CSRF exploit, allowing attackers to execute arbitrary PHP code.
The Impact of CVE-2018-17826
The vulnerability permits unauthorized access and potential execution of malicious PHP code, compromising the security of the affected system.
Technical Details of CVE-2018-17826
Vulnerability Description
The CSRF vulnerability in HisiPHP 1.0.8 allows attackers to add an administrator account, leading to unauthorized access and the execution of arbitrary PHP code.
Affected Systems and Versions
- Product: HisiPHP 1.0.8
- Vendor: N/A
- Versions: N/A
Exploitation Mechanism
Attackers exploit the vulnerability by adding an administrator account via admin.php/admin/user/adduser.html and modifying app/common/model/AdminAnnex.php to allow uploading of PHP files.
Mitigation and Prevention
Immediate Steps to Take
- Disable or restrict access to admin.php/admin/user/adduser.html
- Implement input validation and output encoding to prevent CSRF attacks
Long-Term Security Practices
- Regular security assessments and code reviews
- Stay updated on security advisories and patches
Patching and Updates
Apply patches or updates provided by the vendor to address the CSRF vulnerability in HisiPHP 1.0.8.