CVE-2021-34416
The network address administrative settings web portal for the Zoom on-premise Meeting Connector before version 4.6.360.20210325, Zoom on-premise Meeting Connector MMR before version 4.6.360.20210325, Zoom on-premise Recording Connector before version 3.8.44.20210326, Zoom on-premise Virtual Room Connector before version 4.4.6752.20210326, and Zoom on-premise Virtual Room Connector Load Balancer before version 2.5.5495.20210326 fails to validate input sent in requests to update the network configuration, which could lead to remote command injection on the on-premise image by the web portal administrators.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.60%
- Percentil entre todas las CVEs puntuadas: 75
- 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 (4)
CWE
- CWE-20
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-34416",
"cveTags": [],
"metrics": {
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"source": "nvd@nist.gov",
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"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
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"confidentialityImpact": "PARTIAL"
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"obtainAllPrivilege": false,
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"integrityImpact": "HIGH",
"userInteraction": "NONE",
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"affected": [
{
"source": "security@zoom.us",
"affectedData": [
{
"vendor": "n/a",
"product": "Zoom On-Premise Meeting Connector Controller, Zoom On-Premise Meeting Connector MMR, Zoom On-Premise Recording Connector, Zoom On-Premise Virtual Room Connector, Zoom On-Premise Virtual Room Connector Load Balancer",
"versions": [
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"status": "affected",
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"published": "2021-09-27T14:15:08.440",
"references": [
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"url": "https://explore.zoom.us/en/trust/security/security-bulletin/",
"tags": [
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"source": "security@zoom.us"
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"vulnStatus": "Modified",
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"type": "Primary",
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"description": [
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"lang": "en",
"value": "CWE-20"
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"descriptions": [
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"value": "The network address administrative settings web portal for the Zoom on-premise Meeting Connector before version 4.6.360.20210325, Zoom on-premise Meeting Connector MMR before version 4.6.360.20210325, Zoom on-premise Recording Connector before version 3.8.44.20210326, Zoom on-premise Virtual Room Connector before version 4.4.6752.20210326, and Zoom on-premise Virtual Room Connector Load Balancer before version 2.5.5495.20210326 fails to validate input sent in requests to update the network configuration, which could lead to remote command injection on the on-premise image by the web portal administrators."
},
{
"lang": "es",
"value": "El portal web de configuración administrativa de la dirección de red para Zoom on-premise Meeting Connector versiones anteriores a 4.6.360.20210325, Zoom on-premise Meeting Connector MMR versiones anteriores a 4.6.360.20210325, Zoom on-premise Recording Connector versiones anteriores a 3.8.44.20210326, Zoom on-premise Virtual Room Connector versiones anteriores a 4. 4.6752.20210326, y Zoom on-premise Virtual Room Connector Load Balancer versiones anteriores a 2.5.5495.20210326, no comprueba las entradas enviadas en las peticiones para actualizar la configuración de la red, que podría conllevar a una inyección de comandos remotos en la imagen on-premise por parte de los administradores del portal web"
}
],
"lastModified": "2026-06-17T03:55:48.913",
"configurations": [
{
"nodes": [
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