CVE-2023-48270
Estado: ModificadaAlta (7.2)—
A stack-based buffer overflow vulnerability exists in the boa formDnsv6 functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to arbitrary code execution. An attacker can send a sequence of requests to trigger this vulnerability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.89%
- Percentil entre todas las CVEs puntuadas: 58
- 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-121
- CWE-787
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-48270",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-48270",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-07-24T00:00:00+00:00"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "talos-cna@cisco.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.2
}
]
},
"affected": [
{
"source": "talos-cna@cisco.com",
"affectedData": [
{
"vendor": "LevelOne",
"product": "WBR-6013",
"versions": [
{
"status": "affected",
"version": "RER4_A_v3411b_2T2R_LEV_09_170623"
}
]
},
{
"vendor": "Realtek",
"product": "rtl819x Jungle SDK",
"versions": [
{
"status": "affected",
"version": "v3.4.11"
}
]
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:realtek:rtl819x_software_development_kit:3.4.11:*:*:*:*:*:*:*"
],
"vendor": "realtek",
"product": "rtl819x_software_development_kit",
"versions": [
{
"status": "affected",
"version": "3.4.11"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:level_one:wbr6013:rer4_a_v3411b_2t2r_lev_09_170623:*:*:*:*:*:*:*"
],
"vendor": "level_one",
"product": "wbr6013",
"versions": [
{
"status": "affected",
"version": "rer4_a_v3411b_2t2r_lev_09_170623"
}
],
"defaultStatus": "unknown"
}
]
}
],
"published": "2024-07-08T16:15:04.573",
"references": [
{
"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1876",
"tags": [
"Third Party Advisory"
],
"source": "talos-cna@cisco.com"
},
{
"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1876",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1876",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "talos-cna@cisco.com",
"description": [
{
"lang": "en",
"value": "CWE-121"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A stack-based buffer overflow vulnerability exists in the boa formDnsv6 functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to arbitrary code execution. An attacker can send a sequence of requests to trigger this vulnerability."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de desbordamiento de búfer en la región stack de la memoria en la funcionalidad boa formDnsv6 de Realtek rtl819x Jungle SDK v3.4.11. Una serie de solicitudes de red especialmente manipuladas pueden provocar la ejecución de código arbitrario. Un atacante puede enviar una secuencia de solicitudes para desencadenar esta vulnerabilidad."
}
],
"lastModified": "2026-06-17T06:33:53.770",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:realtek:rtl819x_jungle_software_development_kit:3.4.11:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7891A085-C128-426B-A8BB-70E688CAAF65"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:level1:wbr-6013_firmware:rer4_a_v3411b_2t2r_lev_09_170623:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "79082BA3-FBC4-4F38-8897-37E70D7B83D3"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:level1:wbr-6013:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "59DE58EE-DF41-48A2-B048-65A0666808F1"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "talos-cna@cisco.com"
}