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PSIRT Advisories

The following is a list of advisories for issues resolved in Fortinet products. The resolution of such issues is coordinated by the Fortinet Product Security Incident Response Team (PSIRT), a dedicated, global team that manages the receipt, investigation, and public reporting of information about security vulnerabilities and issues related to Fortinet products and services.  

For details of how to raise a PSIRT Issue with Fortinet, please see our PSIRT Policy here.

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
FortiManager TLS certificate validation failure
FortiManager does not properly validate TLS certificates when probing for devices to administer. This leads to potential pre-shared...
Feb 08, 2017 Risk IR Number: FG-IR-16-055
FortiOS Local Admin Password Hash Leak Vulnerability
A read-only administrator may have access to read-write administrators password hashes (not including super-admins) stored on...
Dec 02, 2016 Risk IR Number: FG-IR-16-050
FortiOS flow-mode detection bypass under certain conditions
A FortiGate configured to use flow-based protection will stop monitoring network sessions that are active when a scanning engine...
Nov 22, 2016 Risk IR Number: FG-IR-16-088
DUHK Attack against Fortinet Products
When devices use ANSI X9.31 RNG (which was removed from the list of FIPS-approved random number generation algorithms in January...
Nov 22, 2016 Risk IR Number: FG-IR-16-067
Blacknurse ICMP DoS attack
BlackNurse is a Denial of Service attack consisting in flooding the target with ICMP Type 3 Code 3 packets. The latter type of...
Nov 15, 2016 Risk IR Number: FG-IR-16-091
Linux Kernel Dirty Cow Vulnerability
The following products are confirmed to be not affected:FortiGate FortiAnalyzerFortiSwitchFortiAP For questions about other Fortinet...
Nov 09, 2016 Risk IR Number: FG-IR-16-063
FortiWLC Undocumented Hardcoded core Account
FortiWLC comes with a hardcoded account named 'core' which is used by Meru Access Points to send core dumps to the FortiWLC and...
Nov 09, 2016 Risk IR Number: FG-IR-16-065