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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:codeigniter:codeigniter:*:*:*:*:*:*:*:*", "matchCriteriaId": "5E18B755-8CBA-45C9-8759-5039BBAD4FC6", "versionEndExcluding": "4.1.6", "versionStartIncluding": "4.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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()`."}, {"lang": "es", "value": "CodeIgniter es un framework web full-stack de PHP de c\u00f3digo abierto. Se encontr\u00f3 una deserializaci\u00f3n de datos no confiables en la funci\u00f3n \"old()\" en CodeIgniter4. Los atacantes remotos pueden inyectar objetos arbitrarios autocargables con esta vulnerabilidad, y posiblemente ejecutar c\u00f3digo PHP existente en el servidor. Tenemos conocimiento de una explotaci\u00f3n que funciona, que puede conllevar a una inyecci\u00f3n SQL. Se aconseja a usuarios que actualicen a la versi\u00f3n 4.1.6 o posterior. A los usuarios que no puedan actualizarse se les aconseja no usar la funci\u00f3n \"old()\" y form_helper ni \"RedirectResponse::withInput()\" y \"redirect()-&gt;withInput()\""}], "id": "CVE-2022-21647", "lastModified": "2022-01-20T15:04:23.823", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.5, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2022-01-04T20:15:07.930", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/codeigniter4/CodeIgniter4/commit/ce95ed5765256e2f09f3513e7d42790e0d6948f5"}, {"source": "security-advisories@github.com", "tags": ["Mitigation", "Third Party Advisory"], "url": "https://github.com/codeigniter4/CodeIgniter4/security/advisories/GHSA-w6jr-wj64-mc9x"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-502"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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