CVE-2017-16944

{"id": "CVE-2017-16944", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "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": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2017-11-25T17:29:00.307", "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/1039873", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://bugs.exim.org/show_bug.cgi?id=2201", "tags": ["Exploit", "Issue Tracking"], "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": "https://www.exploit-db.com/exploits/43184/", "tags": ["Third Party Advisory", "VDB Entry"], "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/1039873", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugs.exim.org/show_bug.cgi?id=2201", "tags": ["Exploit", "Issue Tracking"], "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"}, {"url": "https://www.exploit-db.com/exploits/43184/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-835"}]}], "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 cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a '.' character signifying the end of the content, related to the bdat_getc function."}, {"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 provoquen una denegaci\u00f3n de servicio (bucle infinito y agotamiento de pila) mediante vectores relacionados con comandos BDAT y una comprobaci\u00f3n infinita para un car\u00e1cter \".\" que implique el fin del contexto. Esto se relaciona con la funci\u00f3n bdat_getc."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:exim:exim:4.88:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5B8BC538-1714-4D9D-A97F-FCA2EA745DE7"}, {"criteria": "cpe:2.3:a:exim:exim:4.89:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "49F1EE32-946A-4C57-B672-0127E012FC8D"}], "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"}