CVE-2019-9613 : Security Advisory and Response

OFCMS prior to version 1.1.3 is vulnerable to remote code execution through bypassing file blocking mechanisms.

Understanding CVE-2019-9613

A vulnerability in OFCMS allows remote attackers to execute unauthorized code by exploiting specific file extensions.

What is CVE-2019-9613?

The vulnerability in OFCMS before version 1.1.3 enables remote attackers to execute unauthorized code by bypassing file blocking mechanisms, particularly with .jsp and .jspx file extensions.
Exploitation occurs through the admin/ueditor/uploadVideo URI, where files with specific names are not properly filtered.

The Impact of CVE-2019-9613

Remote attackers can exploit this vulnerability to execute arbitrary code on affected systems.

Technical Details of CVE-2019-9613

OFCMS vulnerability details and affected systems.

Vulnerability Description

OFCMS versions prior to 1.1.3 are susceptible to remote code execution due to inadequate filtering of file extensions like .jsp and .jspx.

Affected Systems and Versions

OFCMS versions before 1.1.3 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit the flaw by uploading files with specific names to the admin/ueditor/uploadVideo URI.

Mitigation and Prevention

Protecting systems from CVE-2019-9613.

Immediate Steps to Take

Update OFCMS to version 1.1.3 or newer to mitigate the vulnerability.
Implement strict file upload validation to prevent unauthorized file execution.

Long-Term Security Practices

Regularly monitor and audit file uploads and system logs for suspicious activities.
Conduct security training for administrators and users on safe file handling practices.

Patching and Updates

Apply security patches promptly and keep software up to date to prevent exploitation of known vulnerabilities.