CVE-2022-21647

Description

CodeIgniter is an open source PHP full-stack web framework. Deserialization of Untrusted Data was found in the `old()` function in CodeIgniter4. Remote attackers may inject auto-loadable arbitrary objects with this vulnerability, and possibly execute existing PHP code on the server. We are aware of a working exploit, which can lead to SQL injection. Users are advised to upgrade to v4.1.6 or later. Users unable to upgrade as advised to not use the `old()` function and form_helper nor `RedirectResponse::withInput()` and `redirect()->withInput()`.

Affected packages (2)

• Bitnami/codeigniter>= 4.0.0, < 4.1.6
• Packagist/codeigniter4/frameworkfrom 0, < 4.1.6

CVSS scores

References (5)

• ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2022-21647
• PATCHhttps://github.com/codeigniter4/CodeIgniter4
• WEBhttps://github.com/codeigniter4/CodeIgniter4/commit/ce95ed5765256e2f09f3513e7d42790e0d6948f5
• WEBhttps://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-w6jr-wj64-mc9x
• WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/codeigniter4/framework/CVE-2022-21647.yaml