CVE-2021-41269

{"id": "CVE-2021-41269", "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": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 10.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.9}]}, "published": "2021-11-15T21:15:07.393", "references": [{"url": "https://github.com/jmrozanec/cron-utils/commit/cfd2880f80e62ea74b92fa83474c2aabdb9899da", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/jmrozanec/cron-utils/commit/d6707503ec2f20947f79e38f861dba93b39df9da", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/jmrozanec/cron-utils/issues/461", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/jmrozanec/cron-utils/security/advisories/GHSA-p9m8-27x8-rg87", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "cron-utils is a Java library to define, parse, validate, migrate crons as well as get human readable descriptions for them. In affected versions A template Injection was identified in cron-utils enabling attackers to inject arbitrary Java EL expressions, leading to unauthenticated Remote Code Execution (RCE) vulnerability. Versions up to 9.1.2 are susceptible to this vulnerability. Please note, that only projects using the @Cron annotation to validate untrusted Cron expressions are affected. The issue was patched and a new version was released. Please upgrade to version 9.1.6. There are no known workarounds known."}, {"lang": "es", "value": "cron-utils es una biblioteca de Java para definir, analizar, comprender y migrar crons, as\u00ed como para conseguir descripciones legibles para ellos. En las versiones afectadas se ha identificado una inyecci\u00f3n de plantillas en cron-utils que permit\u00eda a atacantes inyectar expresiones EL de Java arbitrarias, conllevando a una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo remota (RCE) no autenticada. Las versiones hasta la 9.1.2 son susceptibles a esta vulnerabilidad. Tenga en cuenta que s\u00f3lo est\u00e1n afectados los proyectos que usan la anotaci\u00f3n @Cron para comprender expresiones Cron no confiables. El problema ha sido parcheado y se ha publicado una nueva versi\u00f3n. Por favor, actualice a la versi\u00f3n 9.1.6. No se conocen soluciones"}], "lastModified": "2021-11-19T16:17:44.353", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cron-utils_project:cron-utils:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "284C2114-7272-46FE-9203-0BF989507C68", "versionEndExcluding": "9.1.6"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}