CVE-2021-39247

{"id": "CVE-2021-39247", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "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": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/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": 2.8}]}, "published": "2021-08-17T21:15:06.940", "references": [{"url": "https://sourceforge.net/p/zint/code/ci/9b02cd52214e80f945bff41fc94bc1e17e15810c/", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceforge.net/p/zint/tickets/232/", "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-125"}]}], "descriptions": [{"lang": "en", "value": "Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c."}, {"lang": "es", "value": "Zint Barcode Generator versiones anteriores a 2.10.0, presenta una lectura excesiva del b\u00fafer de un byte, relacionada con la funci\u00f3n is_last_single_ascii en el archivo code1.c, y la funci\u00f3n rs_encode_uint en el archivo reedsol.c."}], "lastModified": "2021-08-25T12:19:59.460", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:zint:barcode_generator:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DFA97CB1-536D-4312-9B57-9C3A7125550B", "versionEndExcluding": "2.10.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}