CVE-2019-16663
Se descubrió un problema en rConfig versión 3.9.2. Un atacante puede ejecutar directamente comandos del sistema mediante el envío de una petición GET en el archivo search.crud.php porque el parámetro catCommand es pasado a la función exec sin filtrado, lo que puede conllevar a una ejecución de comando.
CVSS
- Puntuación base
- 8.8
- Versión
- 3.1
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 85 %
- Percentil entre todas las CVEs puntuadas
- 100
- Fecha de la puntuación
- 27/10/2026
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).
Exploits públicos
Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.
- Prueba de concepto en GitHub (no verificada) · Lista de pruebas de concepto en GitHub
⚠️ Las pruebas de concepto de GitHub no están verificadas: algunas son falsas o contienen malware. No las ejecute nunca fuera de un laboratorio aislado.
Tecnologías afectadas (1)
CWE
- CWE-78
Referencias
Mostrar las 10 referencias
- https://drive.google.com/open?id=1XmR2MSMb3cKARFk3XxmPkwz6GhAP1JxL
- https://drive.google.com/open?id=1kQGmboKfwob4RwlMjnv6ER2Za1GUptOi
- https://gist.github.com/mhaskar/e7e454c7cb0dd9a139b0a43691e258a0
- https://rconfig.com/download
- https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-16663-and-cve-2019-16662/
- https://drive.google.com/open?id=1XmR2MSMb3cKARFk3XxmPkwz6GhAP1JxL
- https://drive.google.com/open?id=1kQGmboKfwob4RwlMjnv6ER2Za1GUptOi
- https://gist.github.com/mhaskar/e7e454c7cb0dd9a139b0a43691e258a0
- https://rconfig.com/download
- https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-16663-and-cve-2019-16662/
JSON original (NVD)
Mostrar
{
"id": "CVE-2019-16663",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 9,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"authentication": "SINGLE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.8,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2019-10-28T12:15:10.487",
"references": [
{
"url": "https://drive.google.com/open?id=1XmR2MSMb3cKARFk3XxmPkwz6GhAP1JxL",
"tags": [
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"source": "cve@mitre.org"
},
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"tags": [
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"tags": [
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{
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"tags": [
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{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
"url": "https://drive.google.com/open?id=1kQGmboKfwob4RwlMjnv6ER2Za1GUptOi",
"tags": [
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{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://rconfig.com/download",
"tags": [
"Product"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://shells.systems/rconfig-v3-9-2-authenticated-and-unauthenticated-rce-cve-2019-16663-and-cve-2019-16662/",
"tags": [
"Exploit",
"Technical Description",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-78"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in rConfig 3.9.2. An attacker can directly execute system commands by sending a GET request to search.crud.php because the catCommand parameter is passed to the exec function without filtering, which can lead to command execution."
},
{
"lang": "es",
"value": "Se descubrió un problema en rConfig versión 3.9.2. Un atacante puede ejecutar directamente comandos del sistema mediante el envío de una petición GET en el archivo search.crud.php porque el parámetro catCommand es pasado a la función exec sin filtrado, lo que puede conllevar a una ejecución de comando."
}
],
"lastModified": "2026-06-17T02:22:31.770",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:rconfig:rconfig:3.9.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "13C67B69-C181-4FD8-8E88-1D0F6276027D"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}