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.

An incorrect permission assignment for critical resource vulnerability [CWE-732] in FortiClient for Linux may allow an una...

FortiClientLinux 7.0.2, 7.0.1, 7.0.0, 6.4.7, 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, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.8, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
Apr 05, 2022 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-21-232 CVE-2021-44167
An exposure of sensitive information to an unauthorized actor vulnerability [CWE-200] in FortiClient for Linux may allow a...

FortiClientLinux 7.0.2, 7.0.1, 7.0.0, 6.4.7, 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, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Apr 05, 2022 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-21-226 CVE-2021-43205
An access of uninitialized pointer (CWE-824) vulnerability in FortiWLC may allow a local and authenticated attacker to cra...

FortiWLC 8.6.2, 8.6.1, 8.6.0, 8.5.5, 8.5.4, 8.5.3, 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0, 8.3.3, 8.3.2, 8.3.1, 8.3.0, 8.2.7, 8.2.6, 8.2.5, 8.2.4, 8.1.3, 8.1.2, 8.0.6
Apr 05, 2022 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-21-002 CVE-2021-26093
An improper access control (CWE-284) vulnerability in FortiWLC may allow an unauthenticated and remote attacker to access ...

FortiWLC 8.6.0, 8.5.3, 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0, 8.3.3, 8.3.2, 8.3.1, 8.3.0, 8.2.7, 8.2.6, 8.2.5, 8.2.4, 8.1.3
Jun 03, 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-20-138 CVE-2021-32584
Multiple instances of stack-based buffer overflow vulnerability (CWE-121) in the command line interface of FortiWLC may al...

FortiWLC 8.6.0, 8.5.3, 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0, 8.3.3, 8.3.2, 8.3.1, 8.3.0, 8.2.7, 8.2.6, 8.2.5, 8.2.4, 8.1.3, 8.1.2, 8.0.6, 8.0.5
Jun 01, 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-21-001 CVE-2021-26094
An improper neutralization of input during web page generation in FortiWLC web interface may allow both authenticated remo...

FortiWLC 8.6.0, 8.5.3, 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0, 8.3.3
Jun 01, 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-20-137 CVE-2021-26087
A use of hard-coded password vulnerability in Meru AP may allow a remote authenticated attacker to access the system as ro...

FortiWLC 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0, 8.3.3, 8.3.2, 8.2.7, 8.2.6
Jun 01, 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-20-147 CVE-2021-22126
An improper access control vulnerability in the admin SSH console of multiple products may allow an authenticated user to ...

FortiADC 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0 FortiExtender 4.2.0 FortiManager 6.2.3, 6.2.2, 6.2.1, 6.2.0, 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, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.11, 5.6.10, 5.6.1, 5.6.0 FortiAnalyzer 6.2.3, 6.2.2, 6.2.1, 6.2.0, 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, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.11, 5.6.10, 5.6.1, 5.6.0 FortiWAN 4.5.7, 4.5.6, 4.5.5, 4.5.4, 4.5.3, 4.5.2, 4.5.1, 4.5.0 FortiPortal 5.3.2, 5.2.4 FortiDDoS-CM 5.2.0 FortiAP-C 5.4.2 FortiDDoS 5.2.0 FortiWLC 8.5.5, 8.5.4, 8.5.3, 8.5.2, 8.5.1 FortiADCManager 5.3.0 FortiSIEM 6.2.1, 6.2.0, 6.1.2, 6.1.1, 6.1.0, 5.4.0, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.2, 5.2.1, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.1, 5.0.0
Jun 26, 2020 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-19-292 CVE-2004-1653
An expression language injection vulnerability in FortiSIEM JBoss RichFaces library may allow a remote attacker to inject ...

FortiSIEM 5.2.8, 5.2.6
Jun 21, 2020 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-20-041 CVE-2015-0279
An improper neutralization of input vulnerability in FortiWLC may allow a remote authenticated attacker to perform a store...

FortiWLC 8.5.1
Jun 21, 2020 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-20-016 CVE-2020-9288
TCP stacks that lack RFC 5961 3.2 & 4.2 support (or have it disabled at application level) may allow remote attackers to g...

FortiAnalyzer 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, 6.0.11, 6.0.10, 6.0.1, 6.0.0, 5.2.9, 5.2.8, 5.2.7, 5.2.6, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0 FortiAuthenticator 6.2.2, 6.2.1, 6.2.0, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.5.0 FortiWAN 4.5.4, 4.5.3, 4.5.2, 4.5.1, 4.5.0 FortiWLC 8.6.0, 8.5.5, 8.5.4, 8.5.3, 8.5.2, 8.5.1, 8.5.0, 8.4.8, 8.4.7, 8.4.6, 8.4.5, 8.4.4, 8.4.2, 8.4.1, 8.4.0 FortiOS 6.0.2, 5.4.1, 5.4.0, 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 FortiManager 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, 6.0.11, 6.0.10, 6.0.1, 6.0.0
May 20, 2020 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-16-039 CVE-2004-0230
A Cross-Site Request Forgery (CSRF) vulnerability in the user interface of FortiSIEM could allow a remote, unauthenticated...

FortiSIEM 5.2.5
Mar 12, 2020 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-19-240 CVE-2019-17653
A privilege escalation vulnerability in FortiClient for Linux may allow a user with low privilege to run root system comma...

FortiClientLinux 6.2.1, 6.2.0, 6.0.8, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0
Jan 27, 2020 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-19-238 CVE-2019-15711
An Improper Neutralization of Input vulnerability in the description and title parameters of a Device Maintenance Schedule...

FortiSIEM 5.2.5
Jan 27, 2020 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-19-197 CVE-2019-17651
A hard-coded password vulnerability in the FortiSIEM database component may allow attackers to access the device database ...

FortiSIEM 5.2.5, 5.2.2, 5.2.1, 5.1.3, 5.1.2, 5.1.1, 5.1.0, 5.0.1, 5.0.0, 4.9.0, 4.7.2, 4.10.0
Jan 13, 2020 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-19-195 CVE-2019-16153