QID 43985

Date Published: 2023-02-22

QID 43985: FortiOS Header Injection In Proxy Vulnerability (FG-IR-22-362)

An improper neutralization of CRLF sequences in HTTP headers ('HTTP Response Splitting') vulnerability [CWE-113] in FortiOS and FortiProxy may allow an authenticated and remote attacker to inject arbitrary headers.
Affected Versions:
FortiOS version 7.2.0 through 7.2.2
FortiOS version 7.0.0 through 7.0.8
FortiOS 6.4 all versions
FortiOS 6.2 all versions
FortiOS 6.0 all versions

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

Successful exploitation of the vulnerability may allow an attacker to decrypt portions of the administrative session management cookie if able to intercept the latter.

CVSS V3 rated as Medium - 5.4 severity.

CVSS V2 rated as Medium - 5.1 severity.

Solution

Fortinet has released patch addressing the vulnerability. For more information please refer to FG-IR-22-362

Vendor References

FG-IR-22-362 - www.fortiguard.com/psirt/FG-IR-22-362

CVEs related to QID 43985

CVE-2022-42472 |

Software Advisories

Advisory ID	Software	Component	Link
FG-IR-22-362			www.fortiguard.com/psirt/FG-IR-22-362

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