CVE-2020-7845

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{"affected": [{"affectedData": [{"product": "Spamsniper", "vendor": "Jiransecurity", "versions": [{"lessThanOrEqual": "5.7.8 revision 5500", "status": "affected", "version": "5.2.7", "versionType": "custom"}]}], "source": "vuln@krcert.or.kr"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jiransecurity:spamsniper:*:*:*:*:*:*:*:*", "matchCriteriaId": "FB241A2E-1A57-41E8-AD02-16D024E9BA81", "versionEndExcluding": "5.7.6", "versionStartIncluding": "5.0.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Spamsniper 5.0 ~ 5.2.7 contain a stack-based buffer overflow vulnerability caused by improper boundary checks when parsing MAIL FROM command. It leads remote attacker to execute arbitrary code via crafted packet."}, {"lang": "es", "value": "Spamsniper versiones 5.0 ~ 5.2.7, contiene una vulnerabilidad de desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria causada por comprobaciones de l\u00edmites incorrectas al analizar el comando MAIL FROM.&#xa0;Lleva al atacante remoto a ejecutar c\u00f3digo arbitrario por medio de un paquete dise\u00f1ado"}], "id": "CVE-2020-7845", "lastModified": "2026-06-17T03:25:32.443", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-12-27T02:15:14.217", "references": [{"source": "vuln@krcert.or.kr", "tags": ["Vendor Advisory"], "url": "https://www.jiransecurity.com/"}, {"source": "vuln@krcert.or.kr", "tags": ["Third Party Advisory"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35855"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.jiransecurity.com/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35855"}], "sourceIdentifier": "vuln@krcert.or.kr", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}], "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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