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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 HTTPD is vulnerable to a Stack-based Buffer Overflow vulnerability
A Stack-based Buffer Overflow vulnerability in the HTTPD daemon of FortiOS may allow an authenticated remote attacker to crash...
Oct 01, 2020 Risk IR Number: FG-IR-19-248
FortiGate fails to log traffic for Fortinet owned IP address range
An insufficient logging vulnerability in FortiGate may allow the traffic from an unauthenticated attacker to Fortinet owned IP...
Sep 24, 2020 Risk IR Number: FG-IR-20-033
FortiOS is potentially vulnerable to a Heap buffer overflow.
A heap-based buffer overflow vulnerability in the processing of Link Control Protocol messages in FortiOS may allow a remote...
Sep 24, 2020 Risk IR Number: FG-IR-20-082
Stack-based buffer overflow in SSL VPN daemon
Under non-default configuration, a stack-based buffer overflow in FortiGate may allow a remote attacker authenticated to the SSL...
Sep 24, 2020 Risk IR Number: FG-IR-20-083
XSS vulnerability in the UserID of Admin Users in FortiNAC
An improper neutralization of input vulnerability in FortiNAC may allow a remote authenticated attacker to perform a stored cross...
Sep 23, 2020 Risk IR Number: FG-IR-20-002
HTML Injection Vulnerability observed in FortiAnalyzer and FortiTester
An improper neutralization of input vulnerability in FortiAnalyzer and FortiTester may allow a remote authenticated attacker to...
Sep 21, 2020 Risk IR Number: FG-IR-20-054
Information disclosure through diagnose debug commands in FortiWeb
An information exposure vulnerability in FortiWeb CLI may allow an authenticated user to view sensitive information being logged...
Sep 18, 2020 Risk IR Number: FG-IR-19-269
XSS vulnerability in FortiManager and FortiAnalyzer
An improper neutralization of script-related HTML tags in a web page in FortiManager and FortiAnalyzer may allow an attacker to...
Sep 18, 2020 Risk IR Number: FG-IR-20-005
XSS vulnerability in FortiOS SSLVPN Portal
An improper neutralization of input during web page generation in the SSL VPN portal of FortiOS may allow a remote authenticated...
Sep 16, 2020 Risk IR Number: FG-IR-19-223
Ripple20 - Critical Vulnerabilities in low-level TCP/IP software library developed by Treck
On June 16, 2020, cybersecurity researchers from JSOF published a set of 19 vulnerabilities, dubbed Ripple20 that are impacting...
Jul 30, 2020 Risk IR Number: FG-IR-20-104
FortiOS SSL VPN 2FA bypass by changing username case
An improper authentication vulnerability in SSL VPN in FortiOS may result in a user being able to log in successfully without...
FortiOS 6.0, 6.2, 6.4
Jul 13, 2020 Risk IR Number: FG-IR-19-283
Use of a hard-coded cryptographic key to cipher sensitive data in CLI configuration
Use of a hard-coded cryptographic key to encrypt password data in CLI configuration in FortiOS, FortiManager and FortiAnalyzer...
FortiAnalyzer 6.0, 6.2 FortiManager 6.0, 6.2 FortiOS 6.0, 6.2
Jun 30, 2020 Risk IR Number: FG-IR-19-007
CVE-2004-1653 SSH port forwarding exposes unprotected internal services
An improper access control vulnerability in the admin SSH console of multiple products may allow an authenticated user to access...
FortiAnalyzer 6.0, 6.2 FortiAP 6.0, 6.2 FortiManager 6.0, 6.2
Jun 26, 2020 Risk IR Number: FG-IR-19-292
CVE-2019-9193 PostgreSQL allows OS level commands via COPY SQL function
An OS command injection vulnerability in FortiManager and FortiAnalyzer may allow a privileged system administrator to run OS...
FortiAnalyzer 6.0, 6.2 FortiManager 6.0, 6.2
Jun 26, 2020 Risk IR Number: FG-IR-19-294
FortiOS SSL VPN user credential plaintext storage
A cleartext storage in a file or on disk (CWE-313) vulnerability in FortiOS SSL VPN may allow an attacker to retrieve a logged-in...
FortiGate 5.4, 5.6, 6.0, 6.2
Jun 26, 2020 Risk IR Number: FG-IR-19-217