CVE-2023-41349
Estado: ModificadaAlta (8.8)—
ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.86%
- Percentil entre todas las CVEs puntuadas: 57
- 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-134
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-41349",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-41349",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-09-25T15:36:46.125305Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "twcert@cert.org.tw",
"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": "twcert@cert.org.tw",
"affectedData": [
{
"vendor": "ASUS",
"product": "RT-AX88U",
"versions": [
{
"status": "affected",
"version": " ",
"lessThan": "3.0.0.4_388_23748",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"affectedData": [
{
"cpes": [
"cpe:2.3:h:asus:rt-ax88u:-:*:*:*:*:*:*:*"
],
"vendor": "asus",
"product": "rt-ax88u",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "3.0.0.4_388_23748",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2023-09-18T03:15:08.113",
"references": [
{
"url": "https://www.twcert.org.tw/tw/cp-132-7371-aecf1-1.html",
"tags": [
"Third Party Advisory"
],
"source": "twcert@cert.org.tw"
},
{
"url": "https://www.twcert.org.tw/tw/cp-132-7371-aecf1-1.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "twcert@cert.org.tw",
"description": [
{
"lang": "en",
"value": "CWE-134"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.\n\n"
},
{
"lang": "es",
"value": "El router ASUS RT-AX88U tiene una vulnerabilidad de uso de cadenas de formato controlables externamente dentro de su función Advanced Open VPN. Un atacante remoto autenticado puede aprovechar la configuración de OpenVPN exportada para ejecutar un ataque de cadena de formato controlado externamente, lo que resulta en una fuga de información sensible o obliga al dispositivo a reiniciarse y a la denegación de servicio permanente. "
}
],
"lastModified": "2026-06-17T06:21:54.627",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:asus:rt-ax88u_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "478237D3-96B5-45FA-8953-006AA06B5AE8",
"versionEndExcluding": "3.0.0.4.388.23748"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:asus:rt-ax88u:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "BB91E047-5AE1-4CA0-9E67-84170D79770C"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "twcert@cert.org.tw"
}