CVE-2020-23921

{"id": "CVE-2020-23921", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "published": "2021-04-21T18:15:08.307", "references": [{"url": "https://cwe.mitre.org/data/definitions/126.html", "tags": ["Technical Description"], "source": "cve@mitre.org"}, {"url": "https://github.com/Samuel-Tyler/fast_ber/issues/30", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in fast_ber through v0.4. yy::yylex() in asn_compiler.hpp has a heap-based buffer over-read."}, {"lang": "es", "value": "Se detect\u00f3 un problema en fast_ber versiones hasta v0.4. La funci\u00f3n yy::yylex() en el archivo asn_compiler.hpp presenta una lectura excesiva del b\u00fafer en la regi\u00f3n heap de la memoria"}], "lastModified": "2022-10-26T13:49:04.137", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fast_ber_project:fast_ber:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F761BC0-BAEB-408F-8D52-36F5E14B6571", "versionEndIncluding": "0.4"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}