CVE-2022-35943

{"id": "CVE-2022-35943", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 1.6}]}, "published": "2022-08-12T21:15:07.803", "references": [{"url": "https://codeigniter4.github.io/userguide/libraries/security.htm", "tags": ["Broken Link"], "source": "security-advisories@github.com"}, {"url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie/SameSite", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/codeigniter4/shield/security/advisories/GHSA-5hm8-vh6r-2cjq", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://jub0bs.com/posts/2021-01-29-great-samesite-confusion", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-352"}]}], "descriptions": [{"lang": "en", "value": "Shield is an authentication and authorization framework for CodeIgniter 4. This vulnerability may allow [SameSite Attackers](https://canitakeyoursubdomain.name/) to bypass the [CodeIgniter4 CSRF protection](https://codeigniter4.github.io/userguide/libraries/security.html) mechanism with CodeIgniter Shield. For this attack to succeed, the attacker must have direct (or indirect, e.g., XSS) control over a subdomain site (e.g., `https://a.example.com/`) of the target site (e.g., `http://example.com/`). Upgrade to **CodeIgniter v4.2.3 or later** and **Shield v1.0.0-beta.2 or later**. As a workaround: set `Config\\Security::$csrfProtection` to `'session,'`remove old session data right after login (immediately after ID and password match) and regenerate CSRF token right after login (immediately after ID and password match)"}, {"lang": "es", "value": "Shield es un marco de autenticaci\u00f3n y autorizaci\u00f3n para CodeIgniter 4. Esta vulnerabilidad puede permitir a [Atacantes del Mismo Sitio](https://canitakeyoursubdomain.name/) omitir el mecanismo de [protecci\u00f3n CSRF de CodeIgniter4](https://codeigniter4.github.io/userguide/libraries/security.html) con CodeIgniter Shield. Para que este ataque tenga \u00e9xito, el atacante debe tener control directo (o indirecto, por ejemplo, de tipo XSS) sobre un sitio subdominio (por ejemplo, \"https://a.example.com/\") del sitio objetivo (por ejemplo, \"http://example.com/\"). Actualice a **CodeIgniter versiones v4.2.3 o posteriores** y **Shield versiones v1.0.0-beta.2 o posteriores**. Como mitigaci\u00f3n: establezca \"Config\\Security::$csrfProtection\" como \"\"sesi\u00f3n,\"\"elimine los datos de la sesi\u00f3n antigua justo despu\u00e9s del inicio de sesi\u00f3n (inmediatamente despu\u00e9s de que el ID y la contrase\u00f1a coincidan) y regenere el token CSRF justo despu\u00e9s del inicio de sesi\u00f3n (inmediatamente despu\u00e9s de que el ID y la contrase\u00f1a coincidan)"}], "lastModified": "2022-08-16T16:06:44.540", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:codeigniter:codeigniter:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FBF0023B-014D-4BB0-A3C9-9A73D58C0C15", "versionEndExcluding": "4.2.3"}, {"criteria": "cpe:2.3:a:codeigniter:shield:1.0.0:beta:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1E3F1E0-C2D7-4EC5-AD04-AEB414A3D71C"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}