QID 44090

Date Published: 2023-07-14

QID 44090: Fortinet FortiOS Host Header Injection Vulnerability (FG-IR-19-301)

An improper neutralization of input during web page generation vulnerability [CWE-79]A in FortiOSA may allow a remote unauthenticated attacker to either redirect users to malicious websites via a crafted "Host" header or to execute JavaScript codeA in the victim's browser context. This happens when the FortiGate has web filtering and category override enabled/configured.

Affected Versions:
FortiOS version 6.4.0 through 6.4.1
FortiOS version 6.2.0 through 6.2.9

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

Note: Making this QID practice as this QID also contains banner based detection .

Successful exploitation of the vulnerability may allow authenticated remote attacker to perform a Host header injection vulnerability

CVSS V3 rated as Medium - 4.7 severity.

CVSS V2 rated as High - 6.8 severity.

Solution

Fortinet has released patch addressing the vulnerability. For more information please refer to FG-IR-19-301

Vendor References

FG-IR-19-301 - www.fortiguard.com/psirt/FG-IR-19-301

CVEs related to QID 44090

CVE-2019-16151 |

Software Advisories

Advisory ID	Software	Component	Link
FG-IR-19-301			www.fortiguard.com/psirt/FG-IR-19-301

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