CVE-2014-9720
Estado: ModificadaMedia (6.5)—
Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be sent with HTTP compression, which makes it easier for remote attackers to conduct a BREACH attack and determine this token via a series of crafted requests.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.51%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 3/10/2026
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-203
Referencias
- http://openwall.com/lists/oss-security/2015/05/19/4
- http://www.tornadoweb.org/en/stable/releases/v3.2.2.html
- https://bugzilla.novell.com/show_bug.cgi?id=930362
- https://bugzilla.redhat.com/show_bug.cgi?id=1222816
- https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308
- http://openwall.com/lists/oss-security/2015/05/19/4
- http://www.tornadoweb.org/en/stable/releases/v3.2.2.html
- https://bugzilla.novell.com/show_bug.cgi?id=930362
- https://bugzilla.redhat.com/show_bug.cgi?id=1222816
- https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308
JSON original (NVD)
Mostrar
{
"id": "CVE-2014-9720",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.5,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2020-01-24T18:15:12.053",
"references": [
{
"url": "http://openwall.com/lists/oss-security/2015/05/19/4",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "http://www.tornadoweb.org/en/stable/releases/v3.2.2.html",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://bugzilla.novell.com/show_bug.cgi?id=930362",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1222816",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308",
"tags": [
"Patch"
],
"source": "cve@mitre.org"
},
{
"url": "http://openwall.com/lists/oss-security/2015/05/19/4",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.tornadoweb.org/en/stable/releases/v3.2.2.html",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://bugzilla.novell.com/show_bug.cgi?id=930362",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1222816",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/tornadoweb/tornado/commit/1c36307463b1e8affae100bf9386948e6c1b2308",
"tags": [
"Patch"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-203"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be sent with HTTP compression, which makes it easier for remote attackers to conduct a BREACH attack and determine this token via a series of crafted requests."
},
{
"lang": "es",
"value": "Tornado versiones anteriores a 3.2.2, envía respuestas arbitrarias que contienen un token de tipo CSRF fijo y pueden ser enviadas con compresión HTTP, lo que facilita a atacantes remotos conducir un ataque de tipo BREACH y determinar este token por medio de una serie de peticiones diseñadas."
}
],
"lastModified": "2026-06-17T00:18:52.410",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:tornadoweb:tornado:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E20BDD81-6AC3-41B3-80E5-1BFE2E7B895A",
"versionEndExcluding": "3.2.2"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}