CVE-2017-5393
Estado: ModificadaMedia (6.1)—
"mozAddonManager" permite la instalación de extensiones del CDN para addons.mozilla.org, un sitio accesible de forma pública. Esto podría permitir que extensiones maliciosas instalen extensiones adicionales del CDN en combinación con un ataque de Cross-Site Scripting (XSS) en sitios Mozilla AMO. La vulnerabilidad afecta a Firefox en versiones anteriores a la 51.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.90%
- Percentil entre todas las CVEs puntuadas: 58
- Fecha de la puntuación: 11/10/2026
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-79
Referencias
- http://www.securityfocus.com/bid/95763
- http://www.securitytracker.com/id/1037693
- https://bugzilla.mozilla.org/show_bug.cgi?id=1309282
- https://www.mozilla.org/security/advisories/mfsa2017-01/
- http://www.securityfocus.com/bid/95763
- http://www.securitytracker.com/id/1037693
- https://bugzilla.mozilla.org/show_bug.cgi?id=1309282
- https://www.mozilla.org/security/advisories/mfsa2017-01/
JSON original (NVD)
Mostrar
{
"id": "CVE-2017-5393",
"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:N/I:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
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}
],
"cvssMetricV30": [
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"type": "Primary",
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"cvssData": {
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"version": "3.0",
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"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "security@mozilla.org",
"affectedData": [
{
"vendor": "Mozilla",
"product": "Firefox",
"versions": [
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"status": "affected",
"version": "unspecified",
"lessThan": "51",
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}
]
}
]
}
],
"published": "2018-06-11T21:29:03.640",
"references": [
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"url": "http://www.securityfocus.com/bid/95763",
"tags": [
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"source": "security@mozilla.org"
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{
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"tags": [
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{
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"tags": [
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"tags": [
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"tags": [
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
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"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The \"mozAddonManager\" allows for the installation of extensions from the CDN for addons.mozilla.org, a publicly accessible site. This could allow malicious extensions to install additional extensions from the CDN in combination with an XSS attack on Mozilla AMO sites. This vulnerability affects Firefox < 51."
},
{
"lang": "es",
"value": "\"mozAddonManager\" permite la instalación de extensiones del CDN para addons.mozilla.org, un sitio accesible de forma pública. Esto podría permitir que extensiones maliciosas instalen extensiones adicionales del CDN en combinación con un ataque de Cross-Site Scripting (XSS) en sitios Mozilla AMO. La vulnerabilidad afecta a Firefox en versiones anteriores a la 51."
}
],
"lastModified": "2026-06-17T01:20:23.230",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "19A47E81-DD45-46A3-BB7F-C48882794EA6",
"versionEndExcluding": "51.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@mozilla.org"
}