CVE-2023-4264
Estado: ModificadaCrítica (9.6)—
Potential buffer overflow vulnerabilities n the Zephyr Bluetooth subsystem.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Puntuación base: 9.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.06%
- Percentil entre todas las CVEs puntuadas: 64
- Fecha de la puntuación: 7/10/2026
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-120, CWE-121, CWE-122
- CWE-120
Referencias
- http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html
- http://seclists.org/fulldisclosure/2023/Nov/1
- http://www.openwall.com/lists/oss-security/2023/11/07/1
- https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rgx6-3w4j-gf5j
- http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html
- http://seclists.org/fulldisclosure/2023/Nov/1
- http://www.openwall.com/lists/oss-security/2023/11/07/1
- https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rgx6-3w4j-gf5j
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-4264",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-4264",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-06-18T14:13:20.137564Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "vulnerabilities@zephyrproject.org",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 7.1,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 3.7,
"exploitabilityScore": 2.8
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 9.6,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "vulnerabilities@zephyrproject.org",
"affectedData": [
{
"repo": "https://github.com/zephyrproject-rtos/zephyr",
"vendor": "zephyrproject-rtos",
"product": "Zephyr",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "git",
"lessThanOrEqual": "3.4"
}
],
"packageName": "Zephyr",
"defaultStatus": "unaffected"
}
]
}
],
"published": "2023-09-27T15:19:40.230",
"references": [
{
"url": "http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html",
"tags": [
"Third Party Advisory"
],
"source": "vulnerabilities@zephyrproject.org"
},
{
"url": "http://seclists.org/fulldisclosure/2023/Nov/1",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "vulnerabilities@zephyrproject.org"
},
{
"url": "http://www.openwall.com/lists/oss-security/2023/11/07/1",
"tags": [
"Mailing List"
],
"source": "vulnerabilities@zephyrproject.org"
},
{
"url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rgx6-3w4j-gf5j",
"tags": [
"Exploit",
"Vendor Advisory"
],
"source": "vulnerabilities@zephyrproject.org"
},
{
"url": "http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://seclists.org/fulldisclosure/2023/Nov/1",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.openwall.com/lists/oss-security/2023/11/07/1",
"tags": [
"Mailing List"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-rgx6-3w4j-gf5j",
"tags": [
"Exploit",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "vulnerabilities@zephyrproject.org",
"description": [
{
"lang": "en",
"value": "CWE-120"
},
{
"lang": "en",
"value": "CWE-121"
},
{
"lang": "en",
"value": "CWE-122"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-120"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Potential buffer overflow vulnerabilities n the Zephyr Bluetooth subsystem."
},
{
"lang": "es",
"value": "Posibles vulnerabilidades de desbordamiento del búfer en el subsistema Bluetooth Zephyr."
}
],
"lastModified": "2026-06-17T06:37:26.323",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "51CECB97-3A81-4A54-AA0A-DB2A1DE18CF2",
"versionEndIncluding": "3.4.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "vulnerabilities@zephyrproject.org"
}