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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:exim:exim:4.88:*:*:*:*:*:*:*", "matchCriteriaId": "5B8BC538-1714-4D9D-A97F-FCA2EA745DE7", "vulnerable": true}, {"criteria": "cpe:2.3:a:exim:exim:4.89:*:*:*:*:*:*:*", "matchCriteriaId": "49F1EE32-946A-4C57-B672-0127E012FC8D", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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. 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{"bugzilla": {"description": "exim: infinite loop and stack exhaustion in receive_msg function via vectors involving BDAT commands", "id": "1517684", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1517684"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-835", "details": ["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."], "name": "CVE-2017-16944", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "exim", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2017-11-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-16944\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-16944"], "threat_severity": "Important"}

{}