CVE-2020-13594
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
The Bluetooth Low Energy (BLE) controller implementation in Espressif ESP-IDF 4.2 and earlier (for ESP32 devices) does not properly restrict the channel map field of the connection request packet on reception, allowing attackers in radio range to cause a denial of service (crash) via a crafted packet.
La implementación del controlador Bluetooth Low Energy (BLE) en Espressif ESP-IDF versiones 4.2 y anteriores (para dispositivos ESP32) no restringe apropiadamente el campo channel map del paquete de petición de conexión en la recepción, permitiendo a unos atacantes en el radio de alcance causar una denegación de servicio (bloqueo) por medio de un paquete diseñado
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-05-26 CVE Reserved
- 2020-08-31 CVE Published
- 2024-08-04 CVE Updated
- 2024-12-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://asset-group.github.io/cves.html | Third Party Advisory | |
| https://asset-group.github.io/disclosures/sweyntooth | Third Party Advisory | |
| https://github.com/espressif/esp32-bt-lib | Third Party Advisory |
| URL | Date | SRC |
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| URL | Date | SRC |
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| URL | Date | SRC |
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Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Espressif Search vendor "Espressif" | Esp-idf Search vendor "Espressif" for product "Esp-idf" | <= 4.2 Search vendor "Espressif" for product "Esp-idf" and version " <= 4.2" | - |
Affected
| in | Espressif Search vendor "Espressif" | Esp32 Search vendor "Espressif" for product "Esp32" | - | - |
Safe
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