Show plain JSON{"id": "CVE-2017-16943", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2017-11-25T17:29:00.260", "references": [{"url": "http://openwall.com/lists/oss-security/2017/11/25/1", "tags": ["Mailing List"], "source": "cve@mitre.org"}, {"url": "http://openwall.com/lists/oss-security/2017/11/25/2", "tags": ["Mailing List"], "source": "cve@mitre.org"}, {"url": "http://openwall.com/lists/oss-security/2017/11/25/3", "tags": ["Mailing List"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7", "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1039872", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://bugs.exim.org/show_bug.cgi?id=2199", "tags": ["Exploit", "Issue Tracking"], "source": "cve@mitre.org"}, {"url": "https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://git.exim.org/exim.git/commitdiff/4e6ae6235c68de243b1c2419027472d7659aa2b4", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/LetUsFsck/PoC-Exploit-Mirror/tree/master/CVE-2017-16944", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html", "tags": ["Mailing List"], "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2017/dsa-4053", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://openwall.com/lists/oss-security/2017/11/25/1", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://openwall.com/lists/oss-security/2017/11/25/2", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://openwall.com/lists/oss-security/2017/11/25/3", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1039872", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugs.exim.org/show_bug.cgi?id=2199", "tags": ["Exploit", "Issue Tracking"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.exim.org/exim.git/commitdiff/4e6ae6235c68de243b1c2419027472d7659aa2b4", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/LetUsFsck/PoC-Exploit-Mirror/tree/master/CVE-2017-16944", "tags": ["Exploit"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html", "tags": ["Mailing List"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2017/dsa-4053", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via vectors involving BDAT commands."}, {"lang": "es", "value": "La funci\u00f3n receive_msg en receive.c en el demonio SMTP en Exim 4.88 y 4.89 permite que atacantes remotos ejecuten c\u00f3digo arbitrario o provoquen una denegaci\u00f3n de servicio (uso de memoria previamente liberada) mediante vectores relacionados con comandos BDAT."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:exim:exim:4.88:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "144B3769-7408-4C7C-94EB-108CD2B238E4"}, {"criteria": "cpe:2.3:a:exim:exim:4.89:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9B52AB04-BA19-42D7-811E-61BBABD0735F"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"} 