CVE-2018-15133

{"id": "CVE-2018-15133", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}]}, "published": "2018-08-09T19:29:00.333", "references": [{"url": "http://packetstormsecurity.com/files/153641/PHP-Laravel-Framework-Token-Unserialize-Remote-Command-Execution.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://laravel.com/docs/5.6/upgrade#upgrade-5.6.30", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://packetstormsecurity.com/files/153641/PHP-Laravel-Framework-Token-Unserialize-Remote-Command-Execution.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://laravel.com/docs/5.6/upgrade#upgrade-5.6.30", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-15133", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-502"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "In Laravel Framework through 5.5.40 and 5.6.x through 5.6.29, remote code execution might occur as a result of an unserialize call on a potentially untrusted X-XSRF-TOKEN value. This involves the decrypt method in Illuminate/Encryption/Encrypter.php and PendingBroadcast in gadgetchains/Laravel/RCE/3/chain.php in phpggc. The attacker must know the application key, which normally would never occur, but could happen if the attacker previously had privileged access or successfully accomplished a previous attack."}, {"lang": "es", "value": "En Laravel Framework hasta la versi\u00f3n 5.5.40 y versiones 5.6.x hasta la 5.6.29, podr\u00eda ocurrir una ejecuci\u00f3n remota de c\u00f3digo como resultado de una llamada unserialize en un valor X-XSRF-TOKEN que podr\u00eda no ser fiable. Esto est\u00e1 relacionado con el m\u00e9todo decrypt en Illuminate/Encryption/Encrypter.php y PendingBroadcast en gadgetchains/Laravel/RCE/3/chain.php en phpggc. Le atacante debe conocer la clave de la aplicaci\u00f3n, algo que normalmente nunca suceder\u00eda, pero podr\u00eda pasar si el atacante tuviese acceso privilegiado o lograse de forma exitosa un ataque anterior."}], "lastModified": "2025-10-22T00:16:19.367", "cisaActionDue": "2024-02-06", "cisaExploitAdd": "2024-01-16", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:laravel:laravel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8C67AD9D-B8EB-44C4-A077-2FB1F8538156", "versionEndIncluding": "5.5.40"}, {"criteria": "cpe:2.3:a:laravel:laravel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0BC58BB2-5958-45FB-ABB9-0E1AC2B62831", "versionEndIncluding": "5.6.29", "versionStartIncluding": "5.6.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org", "cisaRequiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.", "cisaVulnerabilityName": "Laravel Deserialization of Untrusted Data Vulnerability"}