fkie_cve-2021-28135
Vulnerability from fkie_nvd
Published
2021-09-07 06:15
Modified
2024-11-21 05:59
Severity ?
Summary
The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (crash) in ESP32 by flooding the target device with LMP Feature Response data.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:espressif:esp-idf:*:*:*:*:*:*:*:*",
"matchCriteriaId": "EFF8C3F9-F42A-48FF-ADBF-E09B7D7B5550",
"versionEndIncluding": "4.4",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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]
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (crash) in ESP32 by flooding the target device with LMP Feature Response data."
},
{
"lang": "es",
"value": "Una implementaci\u00f3n de Bluetooth Classic en Espressif ESP-IDF versi\u00f3n 4.4 y anteriores, no maneja apropiadamente la recepci\u00f3n de respuestas LMP continuas no solicitadas, permitiendo a atacantes en el rango de radio desencadenar una denegaci\u00f3n de servicio (ca\u00edda) en ESP32 inundando el dispositivo de destino con datos de respuesta de caracter\u00edsticas LMP"
}
],
"id": "CVE-2021-28135",
"lastModified": "2024-11-21T05:59:09.477",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "ADJACENT_NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 3.3,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 6.5,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
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"cvssMetricV31": [
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"cvssData": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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"source": "nvd@nist.gov",
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"published": "2021-09-07T06:15:07.230",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Broken Link"
],
"url": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
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"url": "https://github.com/espressif/esp-idf"
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{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
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"url": "https://github.com/espressif/esp32-bt-lib"
},
{
"source": "cve@mitre.org",
"tags": [
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"url": "https://www.espressif.com/en/products/socs/esp32"
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{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://dl.packetstormsecurity.net/papers/general/braktooth.pdf"
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{
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{
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"url": "https://github.com/espressif/esp32-bt-lib"
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{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"url": "https://www.espressif.com/en/products/socs/esp32"
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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