Improper input validation in download features

Summary

Multiple improper input validation vulnerabilities [CWE-20] may allow an authenticated attacker to retrieve files with specific extensions from the underlying Linux system via crafted HTTP requests.

Version Affected Solution
FortiADC 7.1 7.1.0 Upgrade to 7.1.1 or above
FortiADC 7.0 7.0.0 through 7.0.2 Upgrade to 7.0.3 or above
FortiADC 6.2 6.2.0 through 6.2.4 Upgrade to 6.2.5 or above
FortiADC 6.1 6.1 all versions Migrate to a fixed release
FortiADC 6.0 6.0 all versions Migrate to a fixed release
FortiADC 5.4 5.4 all versions Migrate to a fixed release
FortiADC 5.3 5.3 all versions Migrate to a fixed release
FortiADC 5.2 5.2 all versions Migrate to a fixed release
FortiADC 5.1 5.1 all versions Migrate to a fixed release

Acknowledgement

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

Timeline

2022-12-06: Initial publication