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PSIRT Advisories

The FortiGuard Labs Product Security Incident Response Team (PSIRT) continually test Fortinet hardware and software products, looking for vulnerabilities and weaknesses. Any such findings are fed back to Fortinet's development teams and serious issues are described along with protective solutions in the advisories below.

Potential XSS in "CSRF validation failure" page due to lack of referer sanitization
On FortiAuthenticator, a HTML page is returned to the user when the CSRF validation fails on referer mismatch. This page displays...
May 29, 2018 Risk IR Number: FG-IR-18-059
Firewall information leak to regular SSL VPN web portal users
A SSL VPN user logged in via the web portal can access internal FortiOS configuration information (eg: addresses) via specifically...
May 18, 2018 Risk IR Number: FG-IR-17-231
FortiOS local privilege escalation via malicious use of USB storage devices
An admin user with super_admin privileges can execute an arbitrary binary contained on an USB drive plugged to a FortiGate, via...
May 18, 2018 Risk IR Number: FG-IR-17-245
FortiOS SSL Deep-Inspection Proxy Mode badssl.com Compliance
US-Cert published a document at https://www.us-cert.gov/ncas/alerts/TA17-075A which outlines some security flaws that may be introduced...
May 16, 2018 Risk IR Number: FG-IR-17-160
Use of hardcoded credentials for communication between Meru access points and FortiWLC
FortiWLC included two hardcoded accounts which were used by Meru Access Points to report core dumps; these accounts had read/write...
May 04, 2018 Risk IR Number: FG-IR-17-274