CVE-2017-12756 Explained : Impact and Mitigation
Learn about CVE-2017-12756, a command injection vulnerability in extplorer versions 2.1.9 and earlier, allowing attackers to execute arbitrary commands. Find mitigation strategies and steps to prevent exploitation.
This CVE-2017-12756 article provides details about a command injection vulnerability in extplorer versions 2.1.9 and earlier, allowing attackers to inject commands through the userfile[0] parameter.
Understanding CVE-2017-12756
This section delves into the impact, technical details, and mitigation strategies related to CVE-2017-12756.
What is CVE-2017-12756?
The transfer process from another server in extplorer versions 2.1.9 and earlier is vulnerable to command injection, enabling attackers to inject commands through the userfile[0] parameter.
The Impact of CVE-2017-12756
The vulnerability poses a significant risk as attackers can execute arbitrary commands on the affected system, potentially leading to unauthorized access, data theft, or system compromise.
Technical Details of CVE-2017-12756
This section provides a deeper insight into the vulnerability's description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The command injection vulnerability in extplorer versions 2.1.9 and earlier allows malicious actors to execute commands via the userfile[0] parameter, posing a severe security threat.
Affected Systems and Versions
- Product: Not Applicable
- Vendor: Not Applicable
- Versions: 2.1.9 and earlier
Exploitation Mechanism
Attackers exploit the vulnerability by injecting malicious commands through the userfile[0] parameter during the transfer process from another server in extplorer.
Mitigation and Prevention
Protecting systems from CVE-2017-12756 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update extplorer to a patched version that addresses the command injection vulnerability.
- Implement strict input validation to prevent unauthorized command execution.
Long-Term Security Practices
- Regularly monitor and audit system logs for any suspicious activities.
- Conduct security training for users to raise awareness about potential threats like command injection.
Patching and Updates
Ensure timely installation of security patches and updates to mitigate the risk of command injection attacks.