Path traversal vulnerability in administrative interface

Summary

A relative path traversal vulnerability [CWE-23] in FortiOS, FortiProxy & FortiSwitchManager administrative interface may allow a privileged attacker to delete arbitrary directories from the filesystem through crafted HTTP requests.

Affected Products

FortiSwitchManager version 7.2.0 through 7.2.1
FortiSwitchManager version 7.0.0 through 7.0.1
FortiProxy version 7.2.0 through 7.2.1
FortiProxy version 7.0.0 through 7.0.7
FortiProxy version 2.0.0 through 2.0.11
FortiProxy 1.2 all versions
FortiProxy 1.1 all versions
FortiProxy 1.0 all versions
FortiOS 7.4 all versions are not affected
FortiOS version 7.2.0 through 7.2.3
FortiOS version 7.0.0 through 7.0.9
FortiOS version 6.4.0 through 6.4.12
FortiOS 6.2 all versions

Solutions

Please upgrade to FortiOS version 7.4.0 or above
Please upgrade to FortiOS version 7.2.4 or above
Please upgrade to FortiOS version 7.0.10 or above
Please upgrade to FortiOS version 6.4.13 or above
Please upgrade to FortiSwitchManager version 7.2.2 or above
Please upgrade to FortiSwitchManager version 7.0.2 or above
Please upgrade to FortiProxy version 7.2.2 or above
Please upgrade to FortiProxy version 7.0.8 or above
Please upgrade to FortiProxy version 2.0.12 or above

Acknowledgement

Internally discovered and reported by Théo Leleu of Fortinet Product Security team.

Timeline

2023-06-12: Initial publication