fkie_cve-2015-1798
Vulnerability from fkie_nvd
Published
2015-04-08 10:59
Modified
2025-04-12 10:46
Severity ?
Summary
The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC.
References
{
"configurations": [
{
"nodes": [
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"criteria": "cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*",
"matchCriteriaId": "E538FCAE-3E2C-4EA8-A74F-ABF47652C15C",
"versionEndIncluding": "4.2.7p444",
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"descriptions": [
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"lang": "en",
"value": "The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 4.x before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting the MAC."
},
{
"lang": "es",
"value": "La caracter\u00edstica symmetric-key en la funci\u00f3n receive en ntp_proto.c en ntpd en NTP 4.x anterior a 4.2.8p2 requiere un MAC correcto \u00fanicamente si el campo MAC tiene una longitud que no sea cero, lo que facilita a atacantes man-in-the-middle falsificar paquetes mediante la omisi\u00f3n del MAC."
}
],
"id": "CVE-2015-1798",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "HIGH",
"accessVector": "ADJACENT_NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 1.8,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 3.2,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
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"source": "nvd@nist.gov",
"type": "Primary",
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}
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},
"published": "2015-04-08T10:59:04.610",
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"vulnStatus": "Deferred",
"weaknesses": [
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{
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"value": "CWE-17"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
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