CVE-2017-15889 : Exploit Details and Defense Strategies
Learn about CVE-2017-15889, a command injection vulnerability in Synology DiskStation Manager (DSM) versions before 5.2-5967-5, allowing remote authenticated users to execute unauthorized commands.
A vulnerability related to command injection has been discovered in smart.cgi within Synology DiskStation Manager (DSM) versions prior to 5.2-5967-5, allowing remote authenticated users to execute unauthorized commands.
Understanding CVE-2017-15889
This CVE involves a command injection vulnerability in Synology DiskStation Manager (DSM) before version 5.2-5967-5.
What is CVE-2017-15889?
The vulnerability enables remote authenticated users to execute unauthorized commands by exploiting the disk field in smart.cgi within Synology DiskStation Manager (DSM) versions prior to 5.2-5967-5.
The Impact of CVE-2017-15889
This vulnerability poses a risk of unauthorized command execution by remote authenticated users, potentially leading to system compromise and data breaches.
Technical Details of CVE-2017-15889
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability is due to improper neutralization of special elements used in a command (CWE-77), allowing remote authenticated users to execute arbitrary commands via the disk field in smart.cgi.
Affected Systems and Versions
- Product: DiskStation Manager (DSM)
- Vendor: Synology
- Versions Affected: Before 5.2-5967-5
Exploitation Mechanism
The vulnerability can be exploited by remote authenticated users leveraging the disk field in smart.cgi to execute unauthorized commands.
Mitigation and Prevention
Protecting systems from CVE-2017-15889 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Synology DiskStation Manager (DSM) to version 5.2-5967-5 or later.
- Monitor system logs for any suspicious activities.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Implement strong authentication mechanisms.
- Conduct regular security audits and penetration testing.
Patching and Updates
- Apply the official patch provided by Synology to fix the vulnerability.
- Stay informed about security advisories and updates from Synology.