FortiClient - Privilege escalation in FortiClient installer

Summary

An external control of file name or path vulnerability [CWE-73] in FortiClient Windows may allow an unprivileged attacker to delete or execute files with admin rights via the MSI installer.

Affected Products

FortiClientWindows version 7.0.0 through 7.0.2
FortiClientWindows version 6.4.0 through 6.4.6
FortiClientWindows 6.2 all versions
FortiClientWindows 6.0 all versions

Solutions

Upgrade to FortiClient 7.0.3 or above
Upgrade to FortiClient 6.4.7 or above

Acknowledgement

Ilias Dimopoulos of RedyOps Research Labs