PSIRT Advisories

FortiWeb - header injection in FortiWeb API

Summary

An improper neutralization of CRLF sequences in HTTP headers ('HTTP Response Splitting') vulnerability [CWE-113] In FortiWeb API may allow an authenticated and remote attacker to inject arbitrary headers.

Affected Products

FortiWeb version 7.0.0 through 7.0.2
FortiWeb version 6.4.0 through 6.4.2
FortiWeb version 6.3.6 through 6.3.20

Solutions

Please upgrade to FortiWeb version 7.2.0 or above
Please upgrade to FortiWeb version 7.0.3 or above

Acknowledgement

Internally discovered and reported by Gwendal Guégniaud of Fortinet Product Security team.