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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.

Multiple Cross Site Scripting on FortiCloud Web Interface Login
Before August, 2018, parameters at /loginmgrlogin in forticloud.com were vulnerable to a Cross-Site-Scripting (XSS) attack.
Aug 24, 2018 Risk IR Number: FG-IR-18-026
Forgot password link doesn't expire after use
FortiCloud password reset link requested by the user takes one hour to expire even after password was changed successfully,...
Aug 24, 2018 Risk IR Number: FG-IR-18-074
Application control block page leaks private IP and hostname
The default replacement message in FortiOS' Application control block page reveals the private IP as well as the hostname of the...
Aug 23, 2018 Risk IR Number: FG-IR-18-085
FortiWeb Recursive URL Decoding is not enabled by default
FortiWeb's "Recursive URL Decoding" feature can detect URL-based attacks (among which XSS and SQL injection attempts) even when...
Aug 23, 2018 Risk IR Number: FG-IR-18-058
OpenSSL Security Advisory [26 Jan 2017]
The OpenSSL project released an advisory on Jan 26th, 2017, describing 3 Moderate, 1 Low severity vulnerabilities, as listed below: CVE-2017-3731:...
Jul 13, 2018 Risk IR Number: FG-IR-17-019
Stored XSS under CA and CRL certificate view page
Javascript code and HTML tags can be injected into the CN value of CA and CRL certificates via the import CA and CRL certificates...
Jul 05, 2018 Risk IR Number: FG-IR-17-305
FortiOS SSL VPN webportal user credentials present in plain text in client side javascript file
An information disclosure vulnerability exists in the SSL-VPN web portal of FortiOS: when pages bookmarked in the web portal use...
Jun 22, 2018 Risk IR Number: FG-IR-18-027
OpenRedirect in Malicious Generated PDF Document on FortiAnalyzer and FortiManager
An open redirect vulnerability exists in FortiAnalyzer and FortiManager when a user of the GUI is converting an HTML table to...
Jun 22, 2018 Risk IR Number: FG-IR-18-022
FortiAnalyzer and FortiManager admin user avatar setting improper access control
An improper access control vulnerability exists in FortiAnalyzer and FortiManager, whereby a regular user of the GUI can edit...
Jun 22, 2018 Risk IR Number: FG-IR-18-014
FortiManager XSS vulnerability when view config under Revision History
A potential Cross-site Scripting (XSS) vulnerability exists in FortiManager: Displayed data is not sanitized when an administrator...
Jun 22, 2018 Risk IR Number: FG-IR-18-006
ISC BIND vulnerabilities
Multiple Denial of Service (DoS) or process crash vulnerabilities (CVE-2018-5737, CVE-2018-5736) are affecting ISC BIND.
Jun 05, 2018 Risk IR Number: FG-IR-18-112
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