cve-2017-16944
Vulnerability from cvelistv5
Published
2017-11-25 17:00
Modified
2024-08-05 20:43
Severity ?
EPSS score ?
Summary
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.
References
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-05T20:43:57.859Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/3"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://bugs.exim.org/show_bug.cgi?id=2201"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/1"
},
{
"name": "1039873",
"tags": [
"vdb-entry",
"x_refsource_SECTRACK",
"x_transferred"
],
"url": "http://www.securitytracker.com/id/1039873"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/2"
},
{
"name": "DSA-4053",
"tags": [
"vendor-advisory",
"x_refsource_DEBIAN",
"x_transferred"
],
"url": "https://www.debian.org/security/2017/dsa-4053"
},
{
"name": "43184",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB",
"x_transferred"
],
"url": "https://www.exploit-db.com/exploits/43184/"
},
{
"name": "[oss-security] 20210504 21Nails: Multiple vulnerabilities in Exim",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"datePublic": "2017-11-25T00:00:00",
"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 \u0027.\u0027 character signifying the end of the content, related to the bdat_getc function."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-05-04T17:06:41",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/3"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://bugs.exim.org/show_bug.cgi?id=2201"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/1"
},
{
"name": "1039873",
"tags": [
"vdb-entry",
"x_refsource_SECTRACK"
],
"url": "http://www.securitytracker.com/id/1039873"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://openwall.com/lists/oss-security/2017/11/25/2"
},
{
"name": "DSA-4053",
"tags": [
"vendor-advisory",
"x_refsource_DEBIAN"
],
"url": "https://www.debian.org/security/2017/dsa-4053"
},
{
"name": "43184",
"tags": [
"exploit",
"x_refsource_EXPLOIT-DB"
],
"url": "https://www.exploit-db.com/exploits/43184/"
},
{
"name": "[oss-security] 20210504 21Nails: Multiple vulnerabilities in Exim",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2017-16944",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"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 \u0027.\u0027 character signifying the end of the content, related to the bdat_getc function."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html",
"refsource": "MISC",
"url": "https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html"
},
{
"name": "http://openwall.com/lists/oss-security/2017/11/25/3",
"refsource": "MISC",
"url": "http://openwall.com/lists/oss-security/2017/11/25/3"
},
{
"name": "https://bugs.exim.org/show_bug.cgi?id=2201",
"refsource": "MISC",
"url": "https://bugs.exim.org/show_bug.cgi?id=2201"
},
{
"name": "http://openwall.com/lists/oss-security/2017/11/25/1",
"refsource": "MISC",
"url": "http://openwall.com/lists/oss-security/2017/11/25/1"
},
{
"name": "1039873",
"refsource": "SECTRACK",
"url": "http://www.securitytracker.com/id/1039873"
},
{
"name": "http://openwall.com/lists/oss-security/2017/11/25/2",
"refsource": "MISC",
"url": "http://openwall.com/lists/oss-security/2017/11/25/2"
},
{
"name": "DSA-4053",
"refsource": "DEBIAN",
"url": "https://www.debian.org/security/2017/dsa-4053"
},
{
"name": "43184",
"refsource": "EXPLOIT-DB",
"url": "https://www.exploit-db.com/exploits/43184/"
},
{
"name": "[oss-security] 20210504 21Nails: Multiple vulnerabilities in Exim",
"refsource": "MLIST",
"url": "http://www.openwall.com/lists/oss-security/2021/05/04/7"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2017-16944",
"datePublished": "2017-11-25T17:00:00",
"dateReserved": "2017-11-25T00:00:00",
"dateUpdated": "2024-08-05T20:43:57.859Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2017-16944\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2017-11-25T17:29:00.307\",\"lastModified\":\"2024-11-21T03:17:17.640\",\"vulnStatus\":\"Modified\",\"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 \u0027.\u0027 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.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-835\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"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\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}],\"references\":[{\"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\",\"tags\":[\"Mailing List\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2021/05/04/7\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securitytracker.com/id/1039873\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://bugs.exim.org/show_bug.cgi?id=2201\",\"source\":\"cve@mitre.org\",\"tags\":[\"Exploit\",\"Issue Tracking\"]},{\"url\":\"https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\"]},{\"url\":\"https://www.debian.org/security/2017/dsa-4053\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.exploit-db.com/exploits/43184/\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"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\",\"tags\":[\"Mailing List\"]},{\"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\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://bugs.exim.org/show_bug.cgi?id=2201\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Issue Tracking\"]},{\"url\":\"https://lists.exim.org/lurker/message/20171125.034842.d1d75cac.en.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\"]},{\"url\":\"https://www.debian.org/security/2017/dsa-4053\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.exploit-db.com/exploits/43184/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]}]}}"
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- 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.