An Uncontrolled Resource Consumption vulnerability in Fortinet FortiSwitch below 3.6.11, 6.0.6 and 6.2.2, FortiAnalyzer below 6.2.3, FortiManager below 6.2.3 and FortiAP-S/W2 below 6.2.2 may allow an attacker to cause admin webUI denial of service (DoS) via handling special crafted HTTP requests/responses in pieces slowly, as demonstrated by Slow HTTP DoS Attacks.

A Stack-based Buffer Overflow vulnerability in the HTTPD daemon of FortiOS 6.0.10 and below, 6.2.2 and below and FortiProxy 1.0.x, 1.1.x, 1.2.9 and below, 2.0.0 and below may allow an authenticated remote attacker to crash the service by sending a malformed PUT request to the server. Fortinet is not aware of any successful exploitation of this vulnerability that would lead to code execution.

A cleartext storage in a file or on disk (CWE-313) vulnerability in FortiOS SSL VPN 6.2.0 through 6.2.2, 6.0.9 and earlier and FortiProxy 2.0.0, 1.2.9 and earlier may allow an attacker to retrieve a logged-in SSL VPN user's credentials should that attacker be able to read the session file stored on the targeted device's system.

An Insufficient Verification of Data Authenticity vulnerability in FortiManager 6.2.1, 6.2.0, 6.0.6 and below may allow an unauthenticated attacker to perform a Cross-Site WebSocket Hijacking (CSWSH) attack.

A Cross-Site Request Forgery (CSRF) vulnerability in the user interface of Fortinet FortiSIEM 5.2.5 could allow a remote, unauthenticated attacker to perform arbitrary actions using an authenticated user's session by persuading the victim to follow a malicious link.

A stack buffer overflow vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to cause FortiClient processes running under root priviledge crashes via sending specially crafted "StartAvCustomScan" type IPC client requests to the fctsched process due the argv data not been well sanitized.

An Improper Neutralization of Input vulnerability in the description and title parameters of a Device Maintenance Schedule in FortiSIEM version 5.2.5 and below may allow a remote authenticated attacker to perform a Stored Cross Site Scripting attack (XSS) by injecting malicious JavaScript code into the description field of a Device Maintenance schedule.

An Improper Neutralization of Special Elements used in a Command vulnerability in one of FortiClient for Mac OS root processes, may allow a local user of the system on which FortiClient is running to execute unauthorized code as root by bypassing a security check.

An information exposure vulnerability in Fortinet FortiWeb 6.2.0 CLI and earlier may allow an authenticated user to view sensitive information being logged via diagnose debug commands.

An Improper Neutralization of Input vulnerability in the Anomaly Detection Parameter Name in Fortinet FortiWeb 6.0.5, 6.2.0, and 6.1.1 may allow a remote unauthenticated attacker to perform a Cross Site Scripting attack (XSS).

A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow a user with low privilege to overwrite system files as root with arbitrary content through system backup file via specially crafted "BackupConfig" type IPC client requests to the fctsched process. Further more, FortiClient for Linux 6.2.2 and below allow low privilege user write the system backup file under root privilege through GUI thus can cause root system file overwrite.

An improper neutralization of input during web page generation in FortiAuthenticator WEB UI 6.0.0 may allow an unauthenticated user to perform a cross-site scripting attack (XSS) via a parameter of the logon page.

A hard-coded password vulnerability in the Fortinet FortiSIEM database component version 5.2.5 and below may allow attackers to access the device database via the use of static credentials.

A Denial of service (DoS) vulnerability in FortiClient for Linux 6.2.1 and below may allow an user with low privilege to cause FortiClient processes running under root privilege crashes via sending specially crafted IPC client requests to the fctsched process due the nanomsg not been correctly validated.

Use of a hard-coded cryptographic key to encrypt security sensitive data in local storage and configuration in FortiClient for Windows prior to 6.4.0 may allow an attacker with access to the local storage or the configuration backup file to decrypt the sensitive data via knowledge of the hard-coded key.

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may allow administrators to access web console they should not be authorized for.

A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow an user with low privilege to run system commands under root privilege via injecting specially crafted "ExportLogs" type IPC client requests to the fctsched process.

An improper input validation in FortiAP-S/W2 6.2.0 to 6.2.2, 6.0.5 and below, FortiAP-U 6.0.1 and below CLI admin console may allow unauthorized administrators to overwrite system files via specially crafted tcpdump commands in the CLI.

A system command injection vulnerability in the FortiAP-S/W2 6.2.1, 6.2.0, 6.0.5 and below, FortiAP 6.0.5 and below and FortiAP-U below 6.0.0 under CLI admin console may allow unauthorized administrators to run arbitrary system level commands via specially crafted ifconfig commands.

An improper access control vulnerability in FortiMail admin webUI 6.2.0, 6.0.0 to 6.0.6, 5.4.10 and below may allow administrators to perform system backup config download they should not be authorized for.