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Fortinet FortiAuthenticatorInfoleak

Risk 62
Severity
8.3
Infoleak
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

A exposure of sensitive information to an unauthorized actor in Fortinet FortiAuthenticator version 6.4.0, version 6.3.2 and below, version 6.2.1 and below, version 6.1.2 and below, version 6.0.7 to 6.0.1 allows attacker to duplicate a target LDAP user 2 factors authentication token via crafted HTTP requests.

First published (updated )
CVE-2021-43067

Fortinet FortiAuthenticatorA missing authorization vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthe…

Risk 66
Severity
7.2
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C

A missing authorization vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow a read-only user to make modification to local users via a file upload to an unprotected endpoint.

Remedy

Upgrade to FortiAuthenticator version 8.0.0 or above Upgrade to FortiAuthenticator version 6.6.7 or above
First published (updated )
CVE-2026-21743

Fortinet FortiManager`Host` header injection

Risk 38
Severity
6.1
AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C

A externally controlled reference to a resource in another sphere vulnerability in Fortinet allows attacker to poison web caches via crafted HTTP requests, where the Host header points to an arbitrary webserver

1 / 2
Source: MITRE

Remedy

FortiOS Administrative Interface Upgrade to FortiOS version 7.0.6 and above, Upgrade to FortiOS version 7.2.1 and above. AND Set the `admin-host` property to the device hostname, which will disable `Host redirection`: config system global     set admin-host "Administrative host for HTTP and HTTPs. When set, will be used in lieu of the client's Host header for any redirection" SSLVPN interface Upgrade to FortiOS version 7.4.0 or above Upgrade to FortiOS version 7.2.5 or above AND Set the `server-hostname` property to the device hostname, which will disable `Host redirection` for SSL VPN: config vpn ssl settings                  set server-hostname Server hostname for HTTPS. When set, will be used for SSL VPN web proxy host header for any redirection. Webfilter interface (port 8008) Upgrade to FortiOS version 7.4.0 or above Upgrade to FortiOS version 7.2.5 or above Upgrade to FortiOS version 7.0.12 or above Upgrade to FortiOS version 6.4.13 or above FortiProxy Administrative Interface Upgrade to FortiProxy version 7.0.5 and above AND Set the `admin-host` property to the device hostname, which will disable `Host redirection`: config system global     set admin-host "Administrative host for HTTP and HTTPs. When set, will be used in lieu of the client's Host header for any redirection" SSLVPN interface Upgrade to FortiProxy version 7.4.0 or above AND Set the `server-hostname` property to the device hostname, which will disable `Host redirection` for SSL VPN: config vpn ssl settings                  set server-hostname Server hostname for HTTPS. When set, will be used for SSL VPN web proxy host header for any redirection. WebFilter interface (port 8008) Upgrade to FortiProxy version 7.4.0 or above Upgrade to FortiRecorder version 7.0.0 or above Upgrade to FortiRecorder version 6.4.3 or above Upgrade to FortiRecorder version 6.0.11 or above Upgrade to FortiNDR version 7.4.0 or above FortiAnalyzer & FortiManager Upgrade to version 7.6.0 or above Upgrade to version 7.4.4 or above Set the `admin-host` property to the device hostname, which will disable `Host redirection` for administrative interface. config system global set admin-host end FortiNDR Upgrade to FortiNDR version 7.2.1 or above Upgrade to FortiNDR version 7.1.1 or above AND Set the `https-redirect-host` property to the device hostname, which will disable `Host redirection`: config system global     set https-redirect-host "Administrative host for HTTP and HTTPs. When set, will be used in lieu of the client's Host header for any redirection" end FortiADC Upgrade to FortiADC version 7.1.0 or above Upgrade to FortiADC version 7.0.2 or above Upgrade to FortiADC version 6.2.4 or above AND Set the `admin-host` property to the device hostname, which will disable `Host redirection`:   config system global     set admin-host "Administrative host for HTTP and HTTPs. When set, will be used in lieu of the client's Host header for any redirection" FortiDDOS-F Upgrade to FortiDDoS-F version 6.4.0 or above Upgrade to FortiDDoS-F version 6.3.4 or above AND Set the `admin-host` property to the device hostname, which will disable `Host redirection`:   config system global     set admin-host "Administrative host for HTTP and HTTPs. When set, will be used in lieu of the client's Host header for any redirection" Upgrade to FortiSwitch version 7.2.0 or above Upgrade to FortiSwitch version 7.0.5 or above Upgrade to FortiSwitch version 6.4.11 or above Upgrade to FortiVoice version 7.0.2 or above Upgrade to FortiVoice version 6.4.9 or above Upgrade to FortiMail version 7.2.0 or above Upgrade to FortiMail version 7.0.4 or above Upgrade to FortiWLC version 8.6.7 or above Upgrade to FortiAuthenticator version 6.4.2 or above Upgrade to FortiAuthenticator version 6.3.4 or above Upgrade to FortiDDoS version 5.6.0 or above Upgrade to FortiDDoS version 5.5.2 or above Upgrade to FortiSOAR version 7.3.0 or above Upgrade to FortiTester version 7.3.0 or above Upgrade to FortiTester version 7.2.2 or above
First published (updated )
CVE-2022-23439

Fortinet FortiAuthenticatorAn improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAu…

Risk 16
Severity
2.7
AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:U/RC:C

An improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least read-only admin permission to obtain the credentials of other administrators' messaging services via crafted requests.

Remedy

Upgrade to FortiAuthenticator version 8.0.0 or above Upgrade to FortiAuthenticator version 6.6.7 or above
First published (updated )
CVE-2025-59923

Fortinet FortiAuthenticatorA direct request ('forced browsing') vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.…

Risk 16
Severity
2.7
AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:P/RL:U/RC:C

A direct request ('forced browsing') vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least sponsor permissions to read and download device logs via accessing specific endpoints

Remedy

Upgrade to FortiAuthenticator version 8.0.0 or above Upgrade to FortiAuthenticator version 6.6.7 or above
First published (updated )
CVE-2025-57823

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