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.

Affected Products

FortiADC version 7.1.0
FortiADC version 7.0.0 through 7.0.2
FortiADC version 6.2.0 through 6.2.4
FortiADC version 6.1 all versions
FortiADC version 6.0 all versions
FortiADC version 5.4 all versions
FortiADC version 5.3 all versions
FortiADC version 5.2 all versions
FortiADC version 5.1 all versions

Solutions

Please upgrade to FortiADC version 7.1.1 or above
Please upgrade to FortiADC version 7.0.3 or above
Please upgrade to FortiADC version 6.2.5 or above

Acknowledgement

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