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.

There exists a persistent Cross-site Scripting (XSS) vulnerability on FortiWeb's webUI Certificate View page, which can be triggered...

Nov 17, 2017 Risk IR Number: FG-IR-17-131
A reflected XSS vulnerability exists in FortiOS web proxy disclaimer response web pages, potentially exploitable by an unauthenticated...

Nov 03, 2017 Risk IR Number: FG-IR-17-168
FortiOS SSL Deep-Inspection may enable insecure renegotiation between TLS clients and servers that support secure renegotiation,...

Nov 03, 2017 Risk IR Number: FG-IR-17-137
An authenticated user may pass a specially crafted payload to the 'params' parameter of the JSON web API (URLs with /json) , which...

Oct 24, 2017 Risk IR Number: FG-IR-17-206
A reflected XSS vulnerability exists in FortiOS web GUI "Login Disclaimer" redir parameter. It is potentially exploitable by a...

Oct 24, 2017 Risk IR Number: FG-IR-17-113
The FortiWLC file management AP script download webUI page is affected by an OS Command Injection vulnerability which may allow...

Oct 13, 2017 Risk IR Number: FG-IR-17-119
The FortiWLC admin webUI is affected by XSS vulnerabilities, potentially exploitable by an authenticated user, via non-sanitized...

Oct 13, 2017 Risk IR Number: FG-IR-17-106
There exists a reflected cross-site scripting (XSS) vulnerability on FortiMail customized pre-authentication webmail login page,...

Oct 13, 2017 Risk IR Number: FG-IR-17-099
Server Message Block (SMB) 1.0 - a legacy file and print sharing protocol - has been deprecated by Microsoft due its potential...

Aug 11, 2017 Risk IR Number: FG-IR-17-103
Three XSS vulnerabilities one via the the filter input in "Applications" under FortiView (CVE-2017-3131)the second via the action...

Jul 28, 2017 Risk IR Number: FG-IR-17-104
The LibGD project released advisories on January 18th, 2017, July 22nd, 2016 and June 25th, 2016 describing 12 vulnerabilities,...

Jul 26, 2017 Risk IR Number: FG-IR-17-051
The Site Publisher functionality of FortiWeb has been found vulnerable to a Cross-Site Scripting vulnerability via an improperly...

Apr 19, 2017 Risk IR Number: FG-IR-17-076
An unauthenticated XSS vulnerability could allow an attacker to execute arbitrary scripts in the security context of the browser...

Apr 04, 2017 Risk IR Number: FG-IR-17-011
net/ipv4/tcp_input.c in certain Linux kernel versions does not properly determine the rate of challenge ACK segments, which makes...

Apr 04, 2017 Risk IR Number: FG-IR-16-047
The OpenSSL project released an advisory on Sept 22nd, 2016, describing 1 High, 1 Medium and 12 Low severity vulnerabilities,...

Apr 03, 2017 Risk IR Number: FG-IR-16-048