CVE-2021-41585
Estado: ModificadaAlta (7.5)—
Improper Input Validation vulnerability in accepting socket connections in Apache Traffic Server allows an attacker to make the server stop accepting new connections. This issue affects Apache Traffic Server 5.0.0 to 9.1.0.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.49%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 6/10/2026
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-20
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-41585",
"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
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@apache.org",
"affectedData": [
{
"vendor": "Apache Software Foundation",
"product": "Apache Traffic Server",
"versions": [
{
"status": "affected",
"version": "7.0.0 to 9.1.0"
}
]
}
]
}
],
"published": "2021-11-03T16:15:08.187",
"references": [
{
"url": "https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164",
"tags": [
"Mailing List",
"Patch",
"Vendor Advisory"
],
"source": "security@apache.org"
},
{
"url": "https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164",
"tags": [
"Mailing List",
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-20"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Improper Input Validation vulnerability in accepting socket connections in Apache Traffic Server allows an attacker to make the server stop accepting new connections. This issue affects Apache Traffic Server 5.0.0 to 9.1.0."
},
{
"lang": "es",
"value": "Una vulnerabilidad de comprobación de entrada inapropiada en la aceptación de conexiones de socket en Apache Traffic Server permite a un atacante hacer que el servidor deje de aceptar nuevas conexiones. Este problema afecta a Apache Traffic Server versiones 5.0.0 a 9.1.0"
}
],
"lastModified": "2026-06-17T04:08:41.327",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C931B786-9331-4E6D-814D-3EB06B8A49C8",
"versionEndIncluding": "8.1.2",
"versionStartIncluding": "8.0.0"
},
{
"criteria": "cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8BAD16F5-EBCE-429D-A6DD-F720DB5155C6",
"versionEndIncluding": "9.1.0",
"versionStartIncluding": "9.0.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@apache.org"
}