CVE-2021-33463

{"id": "CVE-2021-33463", "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": "2022-07-26T13:15:09.687", "references": [{"url": "https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/yasm/yasm/issues/174", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in yasm_expr__copy_except() in libyasm/expr.c."}, {"lang": "es", "value": "Se ha detectado un problema en yasm versi\u00f3n 1.3.0. Se presenta una desreferencia de puntero NULL en la funci\u00f3n yasm_expr__copy_except() en el archivo libyasm/expr.c."}], "lastModified": "2022-07-28T15:20:11.790", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tortall:yasm:1.3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1453CF78-5025-49BF-A1A6-C62F948B5735"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}