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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.

FortiOS stored XSS vulnerability in the policy global-label parameter
FortiOS is subject to a Cross-Site Scripting vulnerability,  due to an improperly sanitized parameter in a hidden CLI configuration...
May 17, 2017 Risk IR Number: FG-IR-17-057
FortiPortal Multiple Vulnerabilities
Multiple vulnerabilities impacting FortiPortal were disclosed to Fortinet with details as follows:CVE-2017-7337: Improper Access...
May 15, 2017 Risk IR Number: FG-IR-17-114
FortiAnalyzer, FortiManager Open Redirect Vulnerability
The FortiAnalyzer and FortiManager WebUI accept a user-controlled input that specifies a link to an external site, and uses that...
Apr 26, 2017 Risk IR Number: FG-IR-17-014
FortiOS XSS via srcintf during Firewall Policy Creation
An XSS vulnerability caused by the scrintf parameter input during Firewall Policy Creation can be exploited to load and run a...
Apr 19, 2017 Risk IR Number: FG-IR-17-017
XSS Vulnerability in FortiWeb Site Publisher
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
FortiWLC-SD Privilege escalation vulnerability using copy running-config
The lack of input sanitisation for CLI command 'copy running-config' allows a user with 'admin' or 'superuser' privilege level...
Apr 12, 2017 Risk IR Number: FG-IR-17-097
Linux Kernel tty_ioctl Vulnerability
A race condition in the tty_ioctl function in drivers/tty/tty_io.c in the Linux kernel may allow local users to obtain sensitive...
Apr 05, 2017 Risk IR Number: FG-IR-16-013
FortiClient SSLVPN Linux - Root privilege escalation with subproc
The first run of the FortiClient SSLVPN script results in the subproc file becoming  suid & root owned binary. The issue lays...
Apr 05, 2017 Risk IR Number: FG-IR-16-041
FortiClient SSLVPN Linux - Arbitrary write to log file
The first launch of FortiClient SSLVPN Linux creates a log file without any prior check. By previously creating a symbolic or...
Apr 05, 2017 Risk IR Number: FG-IR-16-069
Multiple vulnerabilities in Linux kernels through 4.6.3
Of multiple vulnerabilities released affecting Linux kernels through 4.6.3, FortiOS was found vulnerable to the following two:CVE-2016-3713CVE-2016-5829
Apr 05, 2017 Risk IR Number: FG-IR-16-052
Unauthenticated XSS (Cross Site Scripting) in FortiMail
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
Linux kernel - challenge ack information leak
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
OpenSSL Security Advisory [22 Sept 2016]
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
ntp Security Vulnerability Announcement April 2016
ntp released an announcement on 26th April 2016, describing 4 low and 7 medium severity vulnerabilities, as listed below: CVE-2016-1551CVE-2016-1549CVE-2016-2516CVE-2016-2517CVE-2016-2518CVE-2016-2519CVE-2016-1547CVE-2016-1548CVE-2015-7704...
Apr 03, 2017 Risk IR Number: FG-IR-16-035
Fortinet Connect admin able to gain root access
A webui administrator may create a new theme that performs arbitrary code execution on the system.
Feb 09, 2017 Risk IR Number: FG-IR-16-080