fkie_cve-2017-16943
Vulnerability from fkie_nvd
Published
2017-11-25 17:29
Modified
2025-04-20 01:37
Severity ?
Summary
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.
References
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:exim:exim:4.88:-:*:*:*:*:*:*", "matchCriteriaId": "144B3769-7408-4C7C-94EB-108CD2B238E4", "vulnerable": true }, { "criteria": "cpe:2.3:a:exim:exim:4.89:-:*:*:*:*:*:*", "matchCriteriaId": "9B52AB04-BA19-42D7-811E-61BBABD0735F", "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 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." } ], "id": "CVE-2017-16943", "lastModified": "2025-04-20T01:37:25.860", "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 } ], "cvssMetricV30": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0" }, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2017-11-25T17:29:00.260", "references": [ { "source": "cve@mitre.org", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/1" }, { "source": "cve@mitre.org", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/2" }, { "source": "cve@mitre.org", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/3" }, { "source": "cve@mitre.org", "url": "http://www.openwall.com/lists/oss-security/2021/05/04/7" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1039872" }, { "source": "cve@mitre.org", "tags": [ "Exploit", "Issue Tracking" ], "url": "https://bugs.exim.org/show_bug.cgi?id=2199" }, { "source": "cve@mitre.org", "tags": [ "Patch" ], "url": "https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde" }, { "source": "cve@mitre.org", "tags": [ "Patch" ], "url": "https://git.exim.org/exim.git/commitdiff/4e6ae6235c68de243b1c2419027472d7659aa2b4" }, { "source": "cve@mitre.org", "tags": [ "Exploit" ], "url": "https://github.com/LetUsFsck/PoC-Exploit-Mirror/tree/master/CVE-2017-16944" }, { "source": "cve@mitre.org", "tags": [ "Mailing List" ], "url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2017/dsa-4053" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/1" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/2" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List" ], "url": "http://openwall.com/lists/oss-security/2017/11/25/3" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2021/05/04/7" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1039872" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Issue Tracking" ], "url": "https://bugs.exim.org/show_bug.cgi?id=2199" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch" ], "url": "https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch" ], "url": "https://git.exim.org/exim.git/commitdiff/4e6ae6235c68de243b1c2419027472d7659aa2b4" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit" ], "url": "https://github.com/LetUsFsck/PoC-Exploit-Mirror/tree/master/CVE-2017-16944" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List" ], "url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2017/dsa-4053" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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