CodeIgniter is vulnerable to IP address spoofing when using proxy
CVE-2022-23556

7HIGH

Key Information:

Vendor

Codeigniter4

Status
Codeigniter4
Vendor
CVE Published:
22 December 2022

What is CVE-2022-23556?

CodeIgniter is a PHP full-stack web framework. This vulnerability may allow attackers to spoof their IP address when the server is behind a reverse proxy. This issue has been patched, please upgrade to version 4.2.11 or later, and configure Config\App::$proxyIPs. As a workaround, do not use $request->getIPAddress().

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Deploy the Patch

Affected Version(s)

CodeIgniter4 < 4.2.11

References

https://github.com/codeigniter4/CodeIgniter4/security/adv...
x_refsource_CONFIRM
https://github.com/codeigniter4/CodeIgniter4/commit/5ca8c...
x_refsource_MISC

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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