PSIRT Advisories

Monthly 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.

Buffer overflow in TFTP client library of CLI
A buffer overflow [CWE-121] in the TFTP client library of FortiOS, FortiOS-6K7K, FortiADC, FortiAnalyzer, FortiManager, Fo...
FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.16, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.3, 6.1.2, 6.1.1, 6.1.0, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.9.2, 5.9.1, 5.9.0, 5.8.7, 5.8.6, 5.8.5, 5.8.3, 5.8.2, 5.8.1, 5.8.0, 5.7.3, 5.7.2, 5.7.1, 5.7.0, 5.6.2, 5.6.1, 5.6.0, 5.5.7, 5.5.6, 5.5.5, 5.5.4, 5.5.3, 5.5.2, 5.5.1, 5.5.0, 5.4.1, 5.4.0, 5.3.9, 5.3.8, 5.3.7, 5.3.6, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.4, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.1, 5.0.0 FortiDDoS 5.5.1, 5.5.0, 5.4.2, 5.4.1, 5.4.0, 5.3.1, 5.3.0, 5.2.0, 5.1.0, 5.0.0, 4.7.0, 4.6.0, 4.5.0, 4.4.2, 4.4.1, 4.4.0 FortiProxy 7.0.1, 7.0.0, 2.0.7, 2.0.6, 2.0.5, 2.0.4, 2.0.3, 2.0.2, 2.0.1, 2.0.0, 1.2.9, 1.2.8, 1.2.7, 1.2.6, 1.2.5, 1.2.4, 1.2.3, 1.2.2, 1.2.13, 1.2.12, 1.2.11, 1.2.10, 1.2.1, 1.2.0, 1.1.6, 1.1.5, 1.1.4, 1.1.3, 1.1.2, 1.1.1, 1.1.0, 1.0.7, 1.0.6, 1.0.5, 1.0.4, 1.0.3, 1.0.2, 1.0.1, 1.0.0 FortiNDR 1.5.2, 1.5.1, 1.5.0, 1.4.0, 1.3.1, 1.3.0, 1.2.0, 1.1.0 FortiVoiceEnterprise 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.10, 6.0.1, 6.0.0 FortiAnalyzer 7.0.2, 7.0.1, 7.0.0, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.10, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.11, 6.0.10, 6.0.1, 6.0.0 FortiSwitch 7.0.3, 7.0.2, 7.0.1, 7.0.0, 6.4.9, 6.4.8, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0 FortiRecorder 6.4.2, 6.4.1, 6.4.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.10, 6.0.1, 6.0.0, 2.7.7, 2.7.6, 2.7.5, 2.7.4, 2.7.3, 2.7.2, 2.7.1, 2.7.0, 2.6.3, 2.6.2, 2.6.1, 2.6.0 FortiOS 7.0.2, 7.0.1, 7.0.0, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.13, 6.0.12, 6.0.11, 6.0.10, 6.0.1, 6.0.0, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.14, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.1, 5.6.0, 5.4.9, 5.4.8, 5.4.7, 5.4.6, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.13, 5.4.12, 5.4.11, 5.4.10, 5.4.1, 5.4.0, 5.2.9, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.15, 5.2.14, 5.2.13, 5.2.12, 5.2.11, 5.2.10, 5.2.1, 5.2.0, 5.0.9, 5.0.8, 5.0.7, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.14, 5.0.13, 5.0.12, 5.0.11, 5.0.10, 5.0.1, 5.0.0 FortiADC 6.2.2, 6.2.1, 6.2.0, 6.1.5, 6.1.4, 6.1.3, 6.1.2, 6.1.1, 6.1.0, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.1, 5.4.0, 5.3.7, 5.3.6, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.4, 5.0.3, 5.0.2, 5.0.1, 5.0.0 FortiManager 7.0.2, 7.0.1, 7.0.0, 6.4.7, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.10, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.11, 6.0.10, 6.0.1, 6.0.0 FortiDDoS-F 6.3.0, 6.2.2, 6.2.1, 6.2.0, 6.1.4, 6.1.3, 6.1.2, 6.1.1, 6.1.0 FortiPortal 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.10, 6.0.1, 6.0.0, 5.3.8, 5.3.7, 5.3.6, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.2, 5.1.1, 5.1.0, 5.0.3, 5.0.2, 5.0.1, 5.0.0 FortiMail 7.0.2, 7.0.1, 7.0.0, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.12, 6.0.11, 6.0.10, 6.0.1, 6.0.0, 5.4.9, 5.4.8, 5.4.7, 5.4.6, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.12, 5.4.11, 5.4.10, 5.4.1, 5.4.0
Dec 07, 2021 Severity black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon lightgray-background-circle-icon Medium IR Number: FG-IR-21-173 CVE-2021-42757
FortiAuthenticator - "Mandatory password and OTP" setting not enforcing OTP on unimported remote users
An incorrect implementation of authentication algorithm vulnerability [CWE-303] in FortiAuthenticator may allow an user wh...
FortiAuthenticator 6.4.0
Dec 07, 2021 Severity black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon lightgray-background-circle-icon Medium IR Number: FG-IR-21-212 CVE-2021-43068
FortiOS & FortiProxy - SSL-VPN portal is vulnerable to CSRF
An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy and FortiGat...
FortiOS 7.0.0, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.16, 6.0.15, 6.0.14, 6.0.13, 6.0.12, 6.0.11, 6.0.10, 6.0.1, 6.0.0, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.14, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.1, 5.6.0 FortiProxy 2.0.3, 2.0.2, 2.0.1, 2.0.0, 1.2.9, 1.2.8, 1.2.7, 1.2.6, 1.2.5, 1.2.4, 1.2.3, 1.2.2, 1.2.11, 1.2.10, 1.2.1, 1.2.0
Dec 07, 2021 Severity black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon lightgray-background-circle-icon Medium IR Number: FG-IR-20-158 CVE-2021-26103
FortiSandbox, FortiWeb, FortiADC, FortiMail - Multiple cryptographic flaws allow for full LDAP and RADIUS passwords compromise
A missing cryptographic steps vulnerability [CWE-325] in the function that encrypts users' LDAP and RADIUS credentials in ...
FortiDDoS 5.5.1, 5.5.0, 5.4.2, 5.4.1, 5.4.0, 5.3.1, 5.3.0, 5.2.0, 5.1.0, 5.0.0, 4.7.0, 4.6.0, 4.5.0, 4.4.2, 4.4.1, 4.4.0 FortiMail 7.0.2, 7.0.1, 7.0.0, 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.12, 6.0.11, 6.0.10, 6.0.1, 6.0.0, 5.4.9, 5.4.8, 5.4.7, 5.4.6, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.12, 5.4.11, 5.4.10, 5.4.1, 5.4.0, 5.3.9, 5.3.8, 5.3.7, 5.3.6, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.13, 5.3.12, 5.3.10, 5.3.1, 5.3.0, 5.2.9, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.10, 5.2.1, 5.2.0, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.9, 5.0.8, 5.0.7, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.11, 5.0.10, 5.0.1, 5.0.0 FortiWeb 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0 FortiNDR 1.5.3, 1.5.2, 1.5.1, 1.5.0, 1.4.0, 1.3.1, 1.3.0, 1.2.0, 1.1.0 FortiDDoS-F 6.3.0, 6.2.2, 6.2.1, 6.2.0, 6.1.4, 6.1.3, 6.1.2, 6.1.1, 6.1.0 FortiSandbox 3.2.2, 3.2.1, 3.2.0 FortiADC 6.2.0, 6.1.3, 6.1.2, 6.1.1, 6.1.0, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
Dec 07, 2021 Severity black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon lightgray-background-circle-icon Medium IR Number: FG-IR-20-222 CVE-2021-32591
FortiWeb - Multiple vulnerabilities in the authentication mechanism of confd
Multiple vulnerabilities in the authentication mechanism of FortiWeb's confd, including an instance of concurrent executio...
FortiWeb 6.4.1, 6.4.0, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.1, 6.3.0, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.3, 6.1.2, 6.1.1, 6.1.0, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0 FortiADC 7.0.5, 7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.1.6, 6.1.5, 6.1.4, 6.1.3, 6.1.2, 6.1.1, 6.1.0, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.4.5, 5.4.4, 5.4.3, 5.4.2, 5.4.1, 5.4.0, 5.3.7, 5.3.6, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.4, 5.0.3, 5.0.2, 5.0.1, 5.0.0
Dec 07, 2021 Severity black-background-circle-icon black-background-circle-icon black-background-circle-icon lightgray-background-circle-icon lightgray-background-circle-icon Medium IR Number: FG-IR-21-130 CVE-2021-41025