Cross Site Scripting vulnerabilities in administrative interface

Summary

Multiple improper neutralization of input during web page generation ('Cross-site Scripting') vulnerabilities [CWE-79] in FortiOS & FortiProxy administrative interface may allow an unauthenticated attacker to perform an XSS attack via crafted HTTP or HTTPS GET requests.

Affected Products

FortiProxy version 7.2.0 through 7.2.1
FortiProxy version 7.0.0 through 7.0.7
FortiOS version 7.2.0 through 7.2.3
FortiOS version 7.0.0 through 7.0.9
FortiOS version 6.4.0 through 6.4.11
FortiOS version 6.2.0 through 6.2.12

Solutions

Please upgrade to FortiProxy version 7.2.2 or above
Please upgrade to FortiProxy version 7.0.8 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 6.4.12 or above
Please upgrade to FortiOS version 6.2.13 or above

Acknowledgement

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

Timeline

2023-03-21: Initial publication