CVE-2019-18643 : Security Advisory and Response
Learn about CVE-2019-18643 affecting Rock RMS versions prior to 8.10 and versions 9.0 through 9.3. Find out how attackers can exploit the file upload validation vulnerability for remote code execution.
Rock RMS versions prior to 8.10 and versions 9.0 through 9.3 have a vulnerability in the file upload validation process that could lead to remote code execution.
Understanding CVE-2019-18643
This CVE describes a security issue in Rock RMS versions that could allow an attacker to bypass file upload validation and execute malicious code.
What is CVE-2019-18643?
The validation process for uploaded files in Rock RMS versions prior to 8.10 and versions 9.0 through 9.3 is inadequate, allowing attackers to upload ASPX code and potentially achieve remote code execution.
The Impact of CVE-2019-18643
- Attackers can bypass file extension blacklists by manipulating file names, leading to potential remote code execution.
- The vulnerability could enable an attacker to upload malicious code, compromising the application's security.
Technical Details of CVE-2019-18643
This section provides more technical insights into the vulnerability.
Vulnerability Description
The file upload validation in affected Rock RMS versions is insufficient, allowing attackers to upload ASPX code and potentially execute it remotely.
Affected Systems and Versions
- Rock RMS versions prior to 8.10 and versions 9.0 through 9.3 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating file names to bypass the file extension blacklist and upload malicious ASPX code.
Mitigation and Prevention
Protecting systems from CVE-2019-18643 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Rock RMS to patched versions 8.10 and 9.4 to mitigate the vulnerability.
- Implement additional file upload validation measures to prevent malicious uploads.
Long-Term Security Practices
- Regularly monitor and audit file uploads for suspicious activities.
- Educate users on safe file upload practices to prevent exploitation of vulnerabilities.
Patching and Updates
- Apply security patches promptly to ensure the system is protected against known vulnerabilities.