CVE-2019-17658 : Security Advisory and Response
Learn about CVE-2019-17658, a vulnerability in FortiClientWindows v6.2.2 and earlier versions allowing attackers to gain elevated privileges. Find mitigation steps and preventive measures here.
A vulnerability has been discovered in the FortiClient FortiTray component of FortiClientWindows v6.2.2 and earlier versions, allowing attackers to gain elevated privileges.
Understanding CVE-2019-17658
This CVE identifies an unquoted service path vulnerability in FortiClientWindows that enables privilege escalation.
What is CVE-2019-17658?
This vulnerability in FortiClientWindows v6.2.2 and prior versions allows attackers to exploit the service path of the FortiClientConsole executable to obtain higher privileges.
The Impact of CVE-2019-17658
The vulnerability permits attackers to elevate their privileges, potentially leading to unauthorized access and control over the affected system.
Technical Details of CVE-2019-17658
This section provides technical insights into the vulnerability.
Vulnerability Description
The unquoted service path vulnerability in the FortiClient FortiTray component of FortiClientWindows v6.2.2 and earlier versions enables attackers to gain elevated privileges through the FortiClientConsole executable service path.
Affected Systems and Versions
- Product: Fortinet FortiClientWindows
- Vendor: Fortinet
- Versions Affected: 6.2.2 and prior
Exploitation Mechanism
Attackers can exploit the unquoted service path vulnerability in the FortiClientConsole executable to escalate their privileges on the system.
Mitigation and Prevention
Protecting systems from CVE-2019-17658 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update FortiClientWindows to a patched version that addresses the vulnerability.
- Monitor system logs for any suspicious activities indicating exploitation of the vulnerability.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user access rights.
- Regularly update and patch all software and applications to prevent known vulnerabilities.
Patching and Updates
Ensure timely installation of security patches and updates provided by Fortinet to mitigate the CVE-2019-17658 vulnerability.