Forticlient Security Vulnerabilities

CVE-2022-26122

An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in...

CVE-2019-16150

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...

CVE-2020-9291

An Insecure Temporary File vulnerability in FortiClient for Windows 6.2.1 and below may allow a local user to gain elevated privileges via exhausting the pool of temporary file names combined with a symbolic link...

CVE-2020-9287

An Unsafe Search Path vulnerability in FortiClient EMS online installer 6.2.1 and below may allow a local attacker with control over the directory in which FortiClientEMSOnlineInstaller.exe resides to execute arbitrary code on the system via uploading malicious Filter Library DLL files in that...

CVE-2020-9290

An Unsafe Search Path vulnerability in FortiClient for Windows online installer 6.2.3 and below may allow a local attacker with control over the directory in which FortiClientOnlineInstaller.exe and FortiClientVPNOnlineInstaller.exe resides to execute arbitrary code on the system via uploading...

CVE-2019-17650

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...

CVE-2019-15704

A clear text storage of sensitive information vulnerability in FortiClient for Mac may allow a local attacker to read sensitive information logged in the console window when the user connects to an SSL VPN...

CVE-2018-9195

Use of a hardcoded cryptographic key in the FortiGuard services communication protocol may allow a Man in the middle with knowledge of the key to eavesdrop on and modify information (URL/SPAM services in FortiOS 5.6, and URL/SPAM/AV services in FortiOS 6.0.; URL rating in FortiClient) sent and...

CVE-2019-6692

A malicious DLL preload vulnerability in Fortinet FortiClient for Windows 6.2.0 and below allows a privileged attacker to perform arbitrary code execution via forging that...

CVE-2018-9193

A local privilege escalation in Fortinet FortiClient for Windows 6.0.4 and earlier allows attacker to execute unauthorized code or commands via the parsing of the...

CVE-2018-13368

A local privilege escalation in Fortinet FortiClient for Windows 6.0.4 and earlier allows attacker to execute unauthorized code or commands via the command...

CVE-2018-9191

A local privilege escalation in Fortinet FortiClient for Windows 6.0.4 and earlier allows attackers to execute unauthorized code or commands via the named pipe responsible for Forticlient...

CVE-2019-5589

An Unsafe Search Path vulnerability in FortiClient Online Installer (Windows version before 6.0.6) may allow an unauthenticated, remote attacker with control over the directory in which FortiClientOnlineInstaller.exe resides to execute arbitrary code on the system via uploading malicious .dll...

CVE-2017-17543

Users' VPN authentication credentials are unsafely encrypted in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and FortiClient SSLVPN Client for Linux 4.4.2335 and below versions, due to the use of a static encryption key and weak...

CVE-2017-14184

An Information Disclosure vulnerability in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and FortiClient SSLVPN Client for Linux 4.4.2334 and below versions allows regular users to see each other's VPN authentication credentials due to.....

CVE-2016-8493

In FortiClientWindows 5.4.1 and 5.4.2, an attacker may escalate privilege via a FortiClientNamedPipe...

CVE-2015-7362

Fortinet FortiClient Linux SSLVPN before build 2313, when installed on Linux in a home directory that is world readable and executable, allows local users to gain privileges via the helper/subroc setuid...

CVE-2015-5735

The (1) mdare64_48.sys, (2) mdare32_48.sys, (3) mdare32_52.sys, and (4) mdare64_52.sys drivers in Fortinet FortiClient before 5.2.4 allow local users to write to arbitrary memory locations via a 0x226108 ioctl...

CVE-2015-5736

The Fortishield.sys driver in Fortinet FortiClient before 5.2.4 allows local users to execute arbitrary code with kernel privileges by setting the callback function in a (1) 0x220024 or (2) 0x220028 ioctl...

CVE-2015-4077

The (1) mdare64_48.sys, (2) mdare32_48.sys, (3) mdare32_52.sys, and (4) mdare64_52.sys drivers in Fortinet FortiClient before 5.2.4 allow local users to read arbitrary kernel memory via a 0x22608C ioctl...

CVE-2015-5737

The (1) mdare64_48.sys, (2) mdare32_48.sys, (3) mdare32_52.sys, (4) mdare64_52.sys, and (5) Fortishield.sys drivers in Fortinet FortiClient before 5.2.4 do not properly restrict access to the API for management of processes and the Windows registry, which allows local users to obtain a privileged.....

CVE-2015-1569

Fortinet FortiClient 5.2.028 for iOS does not validate certificates, which makes it easier for man-in-the-middle attackers to spoof SSL VPN servers via a crafted...

CVE-2015-1570

The Endpoint Control protocol implementation in Fortinet FortiClient 5.2.3.091 for Android and 5.2.028 for iOS does not validate certificates, which makes it easier for man-in-the-middle attackers to spoof servers via a crafted...

CVE-2015-1453

The qm class in Fortinet FortiClient 5.2.3.091 for Android uses a hardcoded encryption key of FoRtInEt!AnDrOiD, which makes it easier for attackers to obtain passwords and possibly other sensitive data by leveraging the key to decrypt data in the Shared...

CVE-2013-4669

FortiClient before 4.3.5.472 on Windows, before 4.0.3.134 on Mac OS X, and before 4.0 on Android; FortiClient Lite before 4.3.4.461 on Windows; FortiClient Lite 2.0 through 2.0.0223 on Android; and FortiClient SSL VPN before 4.0.2258 on Linux proceed with an SSL session after determining that the.....

CVE-2009-1262

Format string vulnerability in Fortinet FortiClient 3.0.614, and possibly earlier, allows local users to execute arbitrary code via format string specifiers in the VPN connection...