This security advisory describes one medium risk vulnerability.
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to the application loads DLL libraries in an insecure manner during installation, when FortiClientOnlineInstaller.exe is executed. A remote attacker can place a specially crafted .dll file on a remote SMB fileshare, trick the victim into executing the FortiClientOnlineInstaller.exe file from the share and execute arbitrary code on victim's system.Mitigation
Install updates from vendor's website.Vulnerable software versions
Fortinet FortiClient: 6.0.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.