PSIRT Advisories

FortiWeb - Multiple Stack based buffer overflow in web interface

Summary

Multiple buffer overflow [CWE-121] vulnerabilities in the web server of FortiWeb may allow an authenticated attacker to achieve arbitrary code execution via specifically crafted HTTP requests.

Affected Products

FortiWeb version 7.0.0 through 7.0.1
FortiWeb version 6.3.6 through 6.3.19
FortiWeb 6.4 all versions

Solutions

Please upgrade to FortiWeb version 7.0.2 or above
Please upgrade to FortiWeb version 6.3.20 or above

Acknowledgement

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