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CVE-2022-23556

7.0 · HIGH

CodeIgniter is a PHP full-stack web framework.

Published Dec 22, 2022CWE-345EPSS 0.38%

Overview

CVE-2022-23556 is a high-severity vulnerability. It was published on December 22, 2022 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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()`.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/codeigniter4/CodeIgniter4/commit/5ca8c99b2db09a2a08a013836628028ddc984659GitHubgithub.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-ghw3-5qvm-3mqcGitHubgithub.com/codeigniter4/CodeIgniter4/commit/5ca8c99b2db09a2a08a013836628028ddc984659GitHubgithub.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-ghw3-5qvm-3mqc

How CyberStrike helps

Frequently asked questions

What is CVE-2022-23556?

CVE-2022-23556 is a high-severity vulnerability. It was published on December 22, 2022 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2022-23556?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-23556?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-23556?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-23556 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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