CVE-2025-44657
Estado: ModificadaBaja (3.9)—
In Linksys EA6350 V2.1.2, the chroot_local_user option is enabled in the dynamically generated vsftpd configuration file. This could lead to unauthorized access to system files, privilege escalation, or use of the compromised server as a pivot point for internal network attacks.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- Puntuación base: 3.9
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.28%
- Percentil entre todas las CVEs puntuadas: 19
- 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-284
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-44657",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-44657",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-07-22T15:36:37.280945Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 3.9,
"attackVector": "LOCAL",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 1.3
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2025-07-21T16:15:29.443",
"references": [
{
"url": "https://gist.github.com/TPCchecker/7839fbd329ebd2f9f6b105c4926d4b0c",
"tags": [
"Broken Link"
],
"source": "cve@mitre.org"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-284"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In Linksys EA6350 V2.1.2, the chroot_local_user option is enabled in the dynamically generated vsftpd configuration file. This could lead to unauthorized access to system files, privilege escalation, or use of the compromised server as a pivot point for internal network attacks."
},
{
"lang": "es",
"value": "En Linksys EA6350 V2.1.2, la opción chroot_local_user está habilitada en el archivo de configuración vsftpd generado dinámicamente. Esto podría provocar acceso no autorizado a archivos del sistema, escalada de privilegios o el uso del servidor comprometido como punto de apoyo para ataques internos a la red."
}
],
"lastModified": "2026-07-05T01:21:43.447",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linksys:ea6350_firmware:2.1.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1B521A41-CC3C-46C7-BE0F-D57229457B4C"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:linksys:ea6350:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "39706C58-DD56-4C58-ABEA-C49B2C2A5018"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "cve@mitre.org"
}