CVE-2017-17543
7.5 · HIGHOverview
CVE-2017-17543 is a high-severity vulnerability affecting fortinet forticlient. It was published on April 26, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Users' VPN authentication credentials are unsafely encrypted in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and FortiClient SSLVPN Client for Linux 4.4.2335 and below versions, due to the use of a static encryption key and weak encryption algorithms.
Remediation
Check the references section for vendor advisories and patches from fortinet. Update forticlient to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| fortinet | forticlient | 0 | Affected |
| fortinet | forticlient_sslvpn_client | 0 | Affected |
Frequently Asked Questions
What is CVE-2017-17543?
CVE-2017-17543 is a high-severity vulnerability affecting fortinet forticlient. It was published on April 26, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).
How severe is CVE-2017-17543?
This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-17543?
Check the references section for vendor advisories and patches from fortinet. Update forticlient to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-17543?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-17543 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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