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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:libesmtp_project:libesmtp:*:*:*:*:*:*:*:*", "matchCriteriaId": "51783EF9-9481-4C6C-9749-ABD250766401", "versionEndIncluding": "1.0.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read."}, {"lang": "es", "value": "libESMTP versiones hasta 1.0.6 maneja inapropiadamente la copia de dominio en un b\u00fafer de tama\u00f1o fijo en la funci\u00f3n ntlm_build_type_2 en el archivo ntlm/ntlmstruct.c, como es demostrado mediante una lectura excesiva del b\u00fafer en la regi\u00f3n stack de la memoria."}], "id": "CVE-2019-19977", "lastModified": "2024-11-21T04:35:46.243", "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": "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": "2019-12-26T01:15:10.973", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://github.com/Kirin-say/Vulnerabilities/blob/master/Stack_Overflow_in_libesmtp.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/jbouse-debian/libesmtp/blob/ca5bd0800ef1da234315da4c59716568eb5e6402/ntlm/ntlmstruct.c#L228-L242"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://web.archive.org/web/20190528215510/http://brianstafford.info/libesmtp/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "libesmtp: Stack-based buffer over-read in ntlm_build_type_2() in ntlm/ntlmstruct.c", "id": "1788744", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1788744"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H", "status": "draft"}, "cwe": "CWE-125", "details": ["libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read."], "name": "CVE-2019-19977", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libesmtp", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libesmtp", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2019-12-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-19977\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-19977"], "statement": "This issue did not affect the versions of libesmtp as shipped with Red Hat Enterprise Linux 6 and 7.", "threat_severity": "Moderate"}

{}