CVE-2019-18217 (GCVE-0-2019-18217)
Vulnerability from cvelistv5 – Published: 2019-10-21 03:12 – Updated: 2024-08-05 01:47
VLAI
EPSS
VEX
Summary
ProFTPD before 1.3.6b and 1.3.7rc before 1.3.7rc2 allows remote unauthenticated denial-of-service due to incorrect handling of overly long commands because main.c in a child process enters an infinite loop.
Severity
7.5 (High)
CWE
- n/a
Assigner
References
14 references
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infinito.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/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:proftpd:proftpd:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"1.3.5\",\"matchCriteriaId\":\"C8267809-FDF5-459D-B34D-8CFF65B03A22\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"47526BA5-3955-43B3-8EA4-5C29DDA3F9C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:a:*:*:*:*:*:*\",\"matchCriteriaId\":\"C8215DD3-5666-411A-A18C-E94FB5CBBB9E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"B6475817-8CC7-4C0C-A9A6-E58189852DA2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"84CB8C28-C432-4FD4-9B76-CA6C2C8824D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"21D053B1-AFDE-4859-ACFB-C51DC28EAA04\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.6:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"AA9A0785-FF92-4AB0-8F42-9060FB24120E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:proftpd:proftpd:1.3.7:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"709D5B92-0F38-46BE-8184-7BAA7BE45D0D\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-940889.pdf\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://github.com/proftpd/proftpd/blob/1.3.6/NEWS\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/1.3.6/RELEASE_NOTES\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/master/NEWS\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/issues/846\",\"source\":\"cve@mitre.org\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2019/10/msg00036.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJDQRVZTILBX4BUCTIRKP2WBHDHDCJR5/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RB2FPAWDWXT5ALAFIC5Y3RSEMXSFL6H2/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLRPYEEMQJVAXO2SXRGOQ4HBFEEPCNXG/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://seclists.org/bugtraq/2019/Nov/7\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.gentoo.org/glsa/202003-35\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.debian.org/security/2019/dsa-4559\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00009.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-940889.pdf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://github.com/proftpd/proftpd/blob/1.3.6/NEWS\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/1.3.6/RELEASE_NOTES\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/master/NEWS\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/proftpd/proftpd/issues/846\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2019/10/msg00036.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJDQRVZTILBX4BUCTIRKP2WBHDHDCJR5/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RB2FPAWDWXT5ALAFIC5Y3RSEMXSFL6H2/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLRPYEEMQJVAXO2SXRGOQ4HBFEEPCNXG/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://seclists.org/bugtraq/2019/Nov/7\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/202003-35\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2019/dsa-4559\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
"redhat_vex": {
"current_release_date": "2025-11-21T17:08:20+00:00",
"cve": "CVE-2019-18217",
"id": "CVE-2019-18217",
"initial_release_date": "2019-10-21T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "proftpd: denial of service due to incorrect handling of long command",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-18217.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2025-07-16T02:38:28Z",
"cve": "CVE-2019-18217",
"id": "CVE-2019-18217",
"initial_release_date": "2023-02-15T04:07:13Z",
"product_status:recommended": "72",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2019-18217",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-18217.json",
"version": "9"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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