QID 44036

Date Published: 2023-05-31

QID 44036: FortiOS Cross-Site Scripting (XSS) Vulnerability in Web Filter Block Override Form (FG-IR-21-230) (Unauthenticated Check)

An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiProxy and FortiOS web filter override form may allow an unauthenticated attacker to perform an XSS attack via crafted HTTP GET requests.

Affected Products:
FortiOS version 7.0.3 and below
FortiOS version 6.4.8 and below
FortiOS version 6.2.10 and below
FortiOS version 6.0.14 to 6.0.0

QID Detection Logic (Authenticated):
Detection checks for vulnerable version of FortiOS.

Vulnerable FortiOS may allow an unauthenticated attacker to perform an XSS attack via crafted HTTP GET requests.

CVSS V3 rated as High - 6.1 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Vendor has released fixes to address this vulnerability
For more details refer advisory FG-IR-21-230

Vendor References

FG-IR-21-230 - www.fortiguard.com/psirt/FG-IR-21-230

CVEs related to QID 44036

CVE-2021-43081 |

Software Advisories

Advisory ID	Software	Component	Link
FG-IR-21-230			www.fortiguard.com/psirt/FG-IR-21-230

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