CVE-2002-1768
Estado: ModificadaMedia (5)—
Gravedad5Media · CVSS 2.0
Probabilidad de explotación1.59 %mayor que el 75 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado
Cisco IOS de la versión 11.1 a la 12.2, cuando el soporte de HSRP no está habilitado, permite a atacantes remotos provocar una denegación de servicio (consumo de CPU) mediante paquetes UDP de tamaño aleatorio enviados al puerto 1985 del Hot Standby Routing Protocol (HSRP).
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 5
- Versión
- 2.0
- Vector
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 1.59 %
- Percentil entre todas las CVEs puntuadas
- 75
- Fecha de la puntuación
- 23/10/2026
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).
Tecnologías afectadas (1)
CWE
- NVD-CWE-Other
Referencias
Mostrar las 8 referencias
- http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html
- http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html
- http://www.securityfocus.com/bid/4948
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9282
- http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html
- http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html
- http://www.securityfocus.com/bid/4948
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9282
JSON original (NVD)
Mostrar
{
"id": "CVE-2002-1768",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/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": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"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": "2002-12-31T05:00:00.000",
"references": [
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html",
"source": "cve@mitre.org"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/bid/4948",
"source": "cve@mitre.org"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/9282",
"source": "cve@mitre.org"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/4948",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/9282",
"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": "Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985."
}
],
"lastModified": "2026-06-16T21:59:56.857",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:cisco:ios:11.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "82B6315D-7BEF-419F-9B93-3CF669E986D1"
},
{
"criteria": "cpe:2.3:o:cisco:ios:11.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E8026B11-6144-467F-8094-F4F73CD37526"
},
{
"criteria": "cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8F86F790-6247-42F2-9487-3D60A2842F52"
},
{
"criteria": "cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1F2F9EC5-EDA2-4C99-BBF1-2F2C92AACE95"
},
{
"criteria": "cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E4BC49F2-3DCB-45F0-9030-13F6415EE178"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}