CVE-2000-0489
Estado: ModificadaBaja (2.1)—💥 Exploit
FreeBSD, NetBSD, and OpenBSD allow an attacker to cause a denial of service by creating a large number of socket pairs using the socketpair function, setting a large buffer size via setsockopt, then writing large buffers.
CVSS
- Versión: 2.0
- Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
- Puntuación base: 2.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.70%
- Percentil entre todas las CVEs puntuadas: 52
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
💥 Exploits públicos
Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.
- Publicado en Exploit-DB · FreeBSD 5.0 / NetBSD 1.4.2 / OpenBSD 2.7 - 'setsockopt()' Denial of Service (5/9/1999)
Tecnologías afectadas (3)
CWE
- NVD-CWE-Other
Referencias
- http://www.securityfocus.com/bid/622
- http://www.securityfocus.com/templates/archive.pike?list=1&msg=NCBBKFKDOLAGKIAPMILPCEJLCEAA.labs%40ussrback.com
- http://www.securityfocus.com/templates/archive.pike?list=1&msg=Pine.LNX.4.10.9908270039010.16315-100000%40thetis.deor.org
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3298
- http://www.securityfocus.com/bid/622
- http://www.securityfocus.com/templates/archive.pike?list=1&msg=NCBBKFKDOLAGKIAPMILPCEJLCEAA.labs%40ussrback.com
- http://www.securityfocus.com/templates/archive.pike?list=1&msg=Pine.LNX.4.10.9908270039010.16315-100000%40thetis.deor.org
- https://exchange.xforce.ibmcloud.com/vulnerabilities/3298
JSON original (NVD)
Mostrar
{
"id": "CVE-2000-0489",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 2.1,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "1999-09-05T04:00:00.000",
"references": [
{
"url": "http://www.securityfocus.com/bid/622",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/templates/archive.pike?list=1&msg=NCBBKFKDOLAGKIAPMILPCEJLCEAA.labs%40ussrback.com",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/templates/archive.pike?list=1&msg=Pine.LNX.4.10.9908270039010.16315-100000%40thetis.deor.org",
"source": "cve@mitre.org"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/3298",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/bid/622",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/templates/archive.pike?list=1&msg=NCBBKFKDOLAGKIAPMILPCEJLCEAA.labs%40ussrback.com",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/templates/archive.pike?list=1&msg=Pine.LNX.4.10.9908270039010.16315-100000%40thetis.deor.org",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/3298",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "FreeBSD, NetBSD, and OpenBSD allow an attacker to cause a denial of service by creating a large number of socket pairs using the socketpair function, setting a large buffer size via setsockopt, then writing large buffers."
}
],
"lastModified": "2026-06-16T21:51:50.637",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EE38C50A-81FE-412E-9717-3672FAE6A6F4"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "263F3734-7076-4EA8-B4C0-F37CFC4E979E"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0419DD66-FF66-48BC-AD3B-F6AFD0551E36"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.3:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C3518628-08E5-4AD7-AAF6-A4E38F1CDE2C"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.4:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B982342C-1981-4C55-8044-AFE4D87623DF"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:3.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "47E02BE6-4800-4940-B269-385B66AC5077"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D0A585A1-FF82-418F-90F8-072458DB7816"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:5.0:alpha:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3B13D898-C1B6-44B9-8432-7DDB8A380E9E"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4:*:x86:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4319B741-4376-4EA2-9FEB-236C148D1514"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.1:*:alpha:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "247ABD95-74CA-45B8-8729-3C35C9E11186"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.1:*:arm32:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1D4C44E8-075A-4B48-88DA-2CAC25CDF159"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.1:*:sparc:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "19D1E7AC-79B6-4136-ADB2-06BEE9773795"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.1:*:x86:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E2EE8A19-8AB1-4283-95EA-9EE3C7E5DED7"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.2:*:alpha:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6FA1C84C-6624-4032-8D0E-5EBB054F5224"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.2:*:arm32:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "06B9ADAD-ADDC-47AC-9924-B31B17DDF163"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.2:*:sparc:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6DC0D30E-DBF1-4FDB-80C0-80DB50D9E77A"
},
{
"criteria": "cpe:2.3:o:netbsd:netbsd:1.4.2:*:x86:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "537FD523-1D44-4D85-AED1-C092E0155CF2"
},
{
"criteria": "cpe:2.3:o:openbsd:openbsd:2.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "ACE7FDFB-C6A6-4B58-B0B4-236E4EA76EF6"
},
{
"criteria": "cpe:2.3:o:openbsd:openbsd:2.6:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0DF053A1-C252-427E-9EEF-27240F422976"
},
{
"criteria": "cpe:2.3:o:openbsd:openbsd:2.7:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "48A9C344-45AA-47B9-B35A-1A62E220D9C6"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}