FKIE_CVE-2016-7433
Vulnerability from fkie_nvd - Published: 2017-01-13 16:59 - Updated: 2026-06-17 00:53
Severity
Summary
NTP before 4.2.8p9 does not properly perform the initial sync calculations, which allows remote attackers to unspecified impact via unknown vectors, related to a "root distance that did not include the peer dispersion."
References
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cve@mitre.org"
}
],
"configurations": [
{
"nodes": [
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"criteria": "cpe:2.3:a:ntp:ntp:*:p8:*:*:*:*:*:*",
"matchCriteriaId": "72A23255-B135-4A4C-A2BA-A93026C0F520",
"versionEndIncluding": "4.2.8",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "NTP before 4.2.8p9 does not properly perform the initial sync calculations, which allows remote attackers to unspecified impact via unknown vectors, related to a \"root distance that did not include the peer dispersion.\""
},
{
"lang": "es",
"value": "NTP en versiones anteriores a 4.2.8p9 no realiza adecuadamente los c\u00e1lculos de sincronizaci\u00f3n inicial, lo que permite a atacantes remotos un impacto no especificado a trav\u00e9s de vectores desconocidos, relacionado con una \"distancia de ra\u00edz que no inclu\u00eda la dispersi\u00f3n de pares\"."
}
],
"id": "CVE-2016-7433",
"lastModified": "2026-06-17T00:53:03.623",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
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}
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.0"
},
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"impactScore": 1.4,
"source": "nvd@nist.gov",
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"published": "2017-01-13T16:59:00.510",
"references": [
{
"source": "cve@mitre.org",
"url": "http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "http://nwtime.org/ntp428p9_release/"
},
{
"source": "cve@mitre.org",
"url": "http://rhn.redhat.com/errata/RHSA-2017-0252.html"
},
{
"source": "cve@mitre.org",
"tags": [
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"Mitigation",
"Vendor Advisory"
],
"url": "http://support.ntp.org/bin/view/Main/NtpBug3067"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities"
},
{
"source": "cve@mitre.org",
"url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en"
},
{
"source": "cve@mitre.org",
"url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/539955/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/540254/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/archive/1/539955/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/archive/1/archive/1/540254/100/0/threaded"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/94455"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1037354"
},
{
"source": "cve@mitre.org",
"url": "http://www.ubuntu.com/usn/USN-3349-1"
},
{
"source": "cve@mitre.org",
"url": "https://bto.bluecoat.com/security-advisory/sa139"
},
{
"source": "cve@mitre.org",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
},
{
"source": "cve@mitre.org",
"url": "https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03706en_us"
},
{
"source": "cve@mitre.org",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ILMSYVQMMF37MANYEO7KBHOPSC74EKGN/"
},
{
"source": "cve@mitre.org",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PABKEYX6ABBFJZGMXKH57X756EJUDS3C/"
},
{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5E3XBBCK5IXOLDAH2E4M3QKIYIHUMMP/"
},
{
"source": "cve@mitre.org",
"url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-16:39.ntp.asc"
},
{
"source": "cve@mitre.org",
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11"
},
{
"source": "cve@mitre.org",
"url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227"
},
{
"source": "cve@mitre.org",
"url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2017-227/"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"url": "https://www.kb.cert.org/vuls/id/633847"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-updates/2016-12/msg00153.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "http://nwtime.org/ntp428p9_release/"
},
{
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"url": "http://rhn.redhat.com/errata/RHSA-2017-0252.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Mitigation",
"Vendor Advisory"
],
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},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities"
},
{
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"url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171129-01-ntpd-en"
},
{
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{
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"url": "http://www.securityfocus.com/archive/1/539955/100/0/threaded"
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{
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{
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{
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"url": "http://www.securityfocus.com/bid/94455"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1037354"
},
{
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"url": "http://www.ubuntu.com/usn/USN-3349-1"
},
{
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"url": "https://bto.bluecoat.com/security-advisory/sa139"
},
{
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"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf"
},
{
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5E3XBBCK5IXOLDAH2E4M3QKIYIHUMMP/"
},
{
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{
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},
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"url": "https://www.kb.cert.org/vuls/id/633847"
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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}
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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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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