CVE-2024-6342
Estado: AnalizadaCrítica (9.8)—
**UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request.
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: 2.06%
- Percentil entre todas las CVEs puntuadas: 81
- 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 (2)
CWE
- CWE-78
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2024-6342",
"cveTags": [
{
"tags": [
"unsupported-when-assigned"
],
"sourceIdentifier": "security@zyxel.com.tw"
}
],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-6342",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-09-10T15:16:32.273689Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security@zyxel.com.tw",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@zyxel.com.tw",
"affectedData": [
{
"vendor": "Zyxel",
"product": "NAS326 firmware",
"versions": [
{
"status": "affected",
"version": "<= V5.21(AAZF.18)C0"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Zyxel",
"product": "NAS542 firmware",
"versions": [
{
"status": "affected",
"version": "<= V5.21(ABAG.15)C0"
}
],
"defaultStatus": "unaffected"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*"
],
"vendor": "zyxel",
"product": "nas326_firmware",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "V5.21(AAZF.18)C0"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*"
],
"vendor": "zyxel",
"product": "nas542_firmware",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "V5.21(ABAG.15)C0"
}
],
"defaultStatus": "unknown"
}
]
}
],
"published": "2024-09-10T02:15:10.063",
"references": [
{
"url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-os-command-injection-vulnerability-in-nas-products-09-10-2024",
"tags": [
"Vendor Advisory"
],
"source": "security@zyxel.com.tw"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "security@zyxel.com.tw",
"description": [
{
"lang": "en",
"value": "CWE-78"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "**UNSUPPORTED WHEN ASSIGNED** A command injection vulnerability in the export-cgi program of Zyxel NAS326 firmware versions through V5.21(AAZF.18)C0 and NAS542 firmware versions through V5.21(ABAG.15)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands by sending a crafted HTTP POST request."
},
{
"lang": "es",
"value": "**NO COMPATIBLE CUANDO SE ASIGNÓ** Una vulnerabilidad de inyección de comandos en el programa export-cgi de las versiones de firmware Zyxel NAS326 hasta V5.21(AAZF.18)C0 y NAS542 hasta V5.21(ABAG.15)C0 podría permitir que un atacante no autenticado ejecute algunos comandos del sistema operativo (OS) enviando una solicitud HTTP POST manipulada."
}
],
"lastModified": "2026-06-17T08:17:49.067",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6FED14FF-5359-4B89-9E30-1E04AA255CBC",
"versionEndExcluding": "5.21\\(aazf.18\\)c0"
},
{
"criteria": "cpe:2.3:o:zyxel:nas326_firmware:5.21\\(aazf.18\\)c0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BEF2C82D-D13E-429A-9CF2-646F473C8DDF"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E0A01B19-4A91-4FBC-8447-2E854346DAC5"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D1D6A022-4710-4192-BC11-BDB841BA740C",
"versionEndExcluding": "5.21\\(abag.15\\)c0"
},
{
"criteria": "cpe:2.3:o:zyxel:nas542_firmware:5.21\\(abag.15\\)c0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "320C21DE-D9B2-464C-9079-1F32A6AFBA73"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "31C4DD0F-28D0-4BF7-897B-5EEC32AA7277"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "security@zyxel.com.tw"
}