CVE-2009-2054
Estado: ModificadaAlta (7.8)—
Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), 7.0 before 7.0(2a)su1, and 7.1 before 7.1(2a)su1 allows remote attackers to cause a denial of service (file-descriptor exhaustion and SIP outage) via a flood of TCP packets, aka Bug ID CSCsx23689.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 3.40%
- Percentil entre todas las CVEs puntuadas: 89
- 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).
Tecnologías afectadas (1)
CWE
- CWE-770
Referencias
- http://osvdb.org/57456
- http://secunia.com/advisories/36498
- http://secunia.com/advisories/36499
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml
- http://www.securityfocus.com/bid/36152
- http://www.securitytracker.com/id?1022775
- http://osvdb.org/57456
- http://secunia.com/advisories/36498
- http://secunia.com/advisories/36499
- http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml
- http://www.securityfocus.com/bid/36152
- http://www.securitytracker.com/id?1022775
JSON original (NVD)
Mostrar
{
"id": "CVE-2009-2054",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 6.9,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"affected": [
{
"source": "psirt@cisco.com",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2009-08-27T17:00:01.047",
"references": [
{
"url": "http://osvdb.org/57456",
"tags": [
"Broken Link"
],
"source": "psirt@cisco.com"
},
{
"url": "http://secunia.com/advisories/36498",
"tags": [
"Broken Link"
],
"source": "psirt@cisco.com"
},
{
"url": "http://secunia.com/advisories/36499",
"tags": [
"Broken Link"
],
"source": "psirt@cisco.com"
},
{
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml",
"tags": [
"Broken Link",
"Patch",
"Vendor Advisory"
],
"source": "psirt@cisco.com"
},
{
"url": "http://www.securityfocus.com/bid/36152",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@cisco.com"
},
{
"url": "http://www.securitytracker.com/id?1022775",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@cisco.com"
},
{
"url": "http://osvdb.org/57456",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://secunia.com/advisories/36498",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://secunia.com/advisories/36499",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml",
"tags": [
"Broken Link",
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/36152",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id?1022775",
"tags": [
"Broken Link",
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-770"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 4.x, 5.x before 5.1(3g), 6.x before 6.1(4), 7.0 before 7.0(2a)su1, and 7.1 before 7.1(2a)su1 allows remote attackers to cause a denial of service (file-descriptor exhaustion and SIP outage) via a flood of TCP packets, aka Bug ID CSCsx23689."
},
{
"lang": "es",
"value": "Cisco Unified Communications Manager (también conocido como CUCM, formalmente CallManager) v4.x, v5.x anteriores a v5.1(3g), v6.x anteriores a v6.1(4), v7.0 anteriores a v7.0(2a)su1, y v7.1 anteriores a v7.1(2a)su1 permite a los atacantes remotos causar una denegación de servicio (agotamiento de la descripción del fichero y parada SIP) a través de una inundación de paquetes TCP, también conocido como Bug ID CSCsx23689."
}
],
"lastModified": "2026-06-16T23:08:40.080",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4C7C8DA6-9BAD-4ECB-8901-F1527C8710D5",
"versionEndExcluding": "5.1\\(3g\\)",
"versionStartIncluding": "4.0"
},
{
"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8E11B055-9625-4A00-8252-6E1660037F12",
"versionEndExcluding": "6.1\\(4\\)",
"versionStartIncluding": "6.0"
},
{
"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "906EED24-1D35-4952-AFCA-D7D5223F66D3",
"versionEndExcluding": "7.0\\(2a\\)su1",
"versionStartIncluding": "7.0"
},
{
"criteria": "cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "307FB584-44E5-4A1C-B219-E438D9C0CF5C",
"versionEndExcluding": "7.1\\(2a\\)su1",
"versionStartIncluding": "7.1"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@cisco.com"
}