CVE-2019-17654 : Exploit Details and Defense Strategies
Learn about CVE-2019-17654 affecting Fortinet FortiManager versions 6.2.1, 6.2.0, 6.0.6, and earlier. Understand the impact, exploitation, and mitigation steps for this security vulnerability.
FortiManager versions 6.2.1, 6.2.0, 6.0.6, and earlier are vulnerable to an Insufficient Verification of Data Authenticity issue that could lead to a Cross-Site WebSocket Hijacking (CSWSH) attack.
Understanding CVE-2019-17654
FortiManager software versions 6.2.1, 6.2.0, and 6.0.6, and below are affected by a security vulnerability related to data authenticity verification.
What is CVE-2019-17654?
This CVE identifies an Insufficient Verification of Data Authenticity vulnerability in FortiManager versions 6.2.1, 6.2.0, 6.0.6, and earlier. The flaw could allow an unauthorized attacker to execute a Cross-Site WebSocket Hijacking (CSWSH) attack without authentication.
The Impact of CVE-2019-17654
The vulnerability could enable a malicious actor to perform a CSWSH attack, potentially leading to unauthorized access and data manipulation within the affected FortiManager instances.
Technical Details of CVE-2019-17654
FortiManager's vulnerability details and impact.
Vulnerability Description
The vulnerability in FortiManager versions 6.2.1, 6.2.0, 6.0.6, and earlier stems from inadequate data authenticity verification, opening the door for a CSWSH attack.
Affected Systems and Versions
- Product: Fortinet FortiManager
- Vendor: Fortinet
- Vulnerable Versions: 6.2.1, 6.2.0, 6.0.6, and below
Exploitation Mechanism
The flaw could be exploited by an unauthenticated attacker to execute a CSWSH attack, bypassing authentication mechanisms.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2019-17654.
Immediate Steps to Take
- Apply vendor-supplied patches promptly to address the vulnerability.
- Monitor FortiGuard security advisories for updates and guidance.
Long-Term Security Practices
- Regularly update FortiManager software to the latest secure versions.
- Implement network segmentation and access controls to limit exposure.
Patching and Updates
- Fortinet has released patches to fix the vulnerability; ensure timely installation of these updates to secure the FortiManager deployment.