CVE-2021-33439

{"id": "CVE-2021-33439", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2022-07-26T13:15:08.677", "references": [{"url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/cesanta/mjs/issues/159", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6). There is Integer overflow in gc_compact_strings() in mjs.c."}, {"lang": "es", "value": "Se ha detectado un problema en mjs (mJS: motor de JavaScript restringido), ES6 (versi\u00f3n 6 de JavaScript). Se presenta un desbordamiento de enteros en la funci\u00f3n gc_compact_strings() en el archivo mjs.c."}], "lastModified": "2022-07-28T16:43:41.363", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cesanta:mjs:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13B1A3EF-A920-4FB4-BD11-F97092B362F7", "versionEndExcluding": "2.20.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}