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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 multiple pre-authentication Information Disclosure
Multiple information exposure vulnerabilities in FortiOS may allow an unauthenticated attacker to perform some information gathering...
Oct 18, 2019 Risk IR Number: FG-IR-19-043
FortiSIEM external authentication password reflected in external authentication profile
An information exposure vulnerability in the external authentication profile form of FortiSIEM may allow an authenticated attacker...
Oct 08, 2019 Risk IR Number: FG-IR-19-100
XSS vulnerability in FortiClientEMS
An Improper Neutralization of Input During Web Page Generation in FortiClientEMS may allow a remote attacker to execute unauthorized...
Sep 23, 2019 Risk IR Number: FG-IR-19-072
IPMI network LAN interface failover operational risk
Some models of FortiAnalyzer and FortiManager have a default setting of "Failover", for remote IPMI access; this means that if...
Sep 17, 2019 Risk IR Number: FG-IR-17-195
HTTP/2 Multiple DoS Attacks (VU#605641)
Improper implementations of the HTTP/2 protocol can lead to a variety denial-of-service (DoS) attacks.The related CVEs are:CVE-2019-9511,...
Sep 03, 2019 Risk IR Number: FG-IR-19-225
Unauthenticated SSL VPN users password modification
An Improper Authorization vulnerability in the SSL VPN web portal may allow an unauthenticated attacker to change the password...
Aug 30, 2019 Risk IR Number: FG-IR-18-389
Wind River VxWorks IPnet TCP/IP Stack Vulnerabilities (aka. URGENT/11)
11 zero day vulnerabilities (aka. URGENT/11) were disclosed in VxWorks® TCP/IP stack (IPnet):CVE-2019-12255 - TCP Urgent Pointer...
Aug 26, 2019 Risk IR Number: FG-IR-19-222
Meltdown and Spectre class vulnerabilities
New types of side channel attacks impact most processors including Intel, AMD, ARM, etc. These attacks allow malicious userspace...
Aug 26, 2019 Risk IR Number: FG-IR-18-002
FortiOS reflected XSS in the SSL VPN web portal error page parameters
Failure to sanitize input in the SSL VPN web portal may allow an attacker to perform a reflected Cross-site Scripting (XSS) attack...
Aug 21, 2019 Risk IR Number: FG-IR-19-034
FortiRecorder sets credentials of FortiCameras to static values
An Use of Hard-coded Credentials vulnerability in FortiRecorder may allow an unauthenticated attacker with knowledge of the aforementioned...
Aug 12, 2019 Risk IR Number: FG-IR-19-185
FortiGate default configuration does not verify the LDAP server identity.
A Default Configuration vulnerability in FortiOS may allow an unauthenticated attacker on the same subnet to intercept sensitive...
Jul 26, 2019 Risk IR Number: FG-IR-19-037
FortiOS malformed HTTP or SSL/TLS traffic control
FortiOS Explicit Web Proxy by default allows non-standard HTTP traffic. FortiOS SSL/SSH Inspection Profile by default allows non-standard...
Jul 24, 2019 Risk IR Number: FG-IR-19-111
CVE-2016-10229 Linux Kernel ipv4/udp.c Remote Code Execution Vulnerability
Multiple Fortinet products may be affected by the following Linux Kernel vulnerability:CVE-2016-10229 Linux Kernel ipv4/udp.c...
Jul 24, 2019 Risk IR Number: FG-IR-17-118
FortiOS TCP timestamp response
FortiOS by default enables TCP timestamp response, which may lead to information disclosure.The TCP timestamp response can be...
Jul 24, 2019 Risk IR Number: FG-IR-16-090
Improper check for certificate revocation vulnerability
Certificates taken out of service could potentially be improperly re-used. Impact detailFortinet has already taken steps to mitigate...
Jul 19, 2019 Risk IR Number: FG-IR-19-144