CVE Vulnerabilities

CVE-2021-4226

Published: Dec 15, 2022 | Modified: May 27, 2025

CVSS 3.x

9.8

CRITICAL

Source:

NVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.x

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-4226
CWE	https://cwe.mitre.org/data/definitions/.html

RSFirewall tries to identify the original IP address by looking at different HTTP headers. A bypass is possible due to the way it is implemented.

Affected Software

Name	Vendor	Start Version	End Version
Rsfirewall!	Rsjoomla	*	1.1.25 (excluding)

References

Aqua Container Security

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