CVE-2020-21594

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2020-21594", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-04T14:30:33.455Z", "dateReserved": "2020-08-13T00:00:00.000Z", "datePublished": "2021-09-16T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-02-11T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "libde265 v1.0.4 contains a heap buffer overflow in the put_epel_hv_fallback function, which can be exploited via a crafted a file."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/strukturag/libde265/issues/233"}, {"name": "DSA-5346", "tags": ["vendor-advisory"], "url": "https://www.debian.org/security/2023/dsa-5346"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T14:30:33.455Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/strukturag/libde265/issues/233", "tags": ["x_transferred"]}, {"name": "DSA-5346", "tags": ["vendor-advisory", "x_transferred"], "url": "https://www.debian.org/security/2023/dsa-5346"}]}]}}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:struktur:libde265:1.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "4F5331C0-3C70-42CB-AC2C-4E8B7FA1328F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libde265 v1.0.4 contains a heap buffer overflow in the put_epel_hv_fallback function, which can be exploited via a crafted a file."}, {"lang": "es", "value": "libde265 versi\u00f3n v1.0.4, contiene un desbordamiento del b\u00fafer de la pila en la funci\u00f3n put_epel_hv_fallback, que puede ser explotado por medio de un archivo dise\u00f1ado"}], "id": "CVE-2020-21594", "lastModified": "2026-06-17T03:03:47.750", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-16T22:15:07.587", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/strukturag/libde265/issues/233"}, {"source": "cve@mitre.org", "url": "https://www.debian.org/security/2023/dsa-5346"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/strukturag/libde265/issues/233"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.debian.org/security/2023/dsa-5346"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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