Vulnerability Details CVE-2020-13594
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 32.2%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 3.3
Products affected by CVE-2020-13594
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cpe:2.3:a:espressif:esp-idf:0.9
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cpe:2.3:a:espressif:esp-idf:1.0
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cpe:2.3:a:espressif:esp-idf:2.0
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cpe:2.3:a:espressif:esp-idf:2.0.0
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cpe:2.3:a:espressif:esp-idf:2.1
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cpe:2.3:a:espressif:esp-idf:2.1.1
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cpe:2.3:a:espressif:esp-idf:3.0
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cpe:2.3:a:espressif:esp-idf:3.0.1
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cpe:2.3:a:espressif:esp-idf:3.0.2
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cpe:2.3:a:espressif:esp-idf:3.0.3
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cpe:2.3:a:espressif:esp-idf:3.0.4
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cpe:2.3:a:espressif:esp-idf:3.0.5
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cpe:2.3:a:espressif:esp-idf:3.0.6
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cpe:2.3:a:espressif:esp-idf:3.0.7
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cpe:2.3:a:espressif:esp-idf:3.0.8
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cpe:2.3:a:espressif:esp-idf:3.0.9
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cpe:2.3:a:espressif:esp-idf:3.1
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cpe:2.3:a:espressif:esp-idf:3.1.1
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cpe:2.3:a:espressif:esp-idf:3.1.2
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cpe:2.3:a:espressif:esp-idf:3.1.3
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cpe:2.3:a:espressif:esp-idf:3.1.4
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cpe:2.3:a:espressif:esp-idf:3.1.5
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cpe:2.3:a:espressif:esp-idf:3.1.6
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cpe:2.3:a:espressif:esp-idf:3.1.7
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cpe:2.3:a:espressif:esp-idf:3.2
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cpe:2.3:a:espressif:esp-idf:3.2.1
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cpe:2.3:a:espressif:esp-idf:3.2.2
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cpe:2.3:a:espressif:esp-idf:3.2.3
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cpe:2.3:a:espressif:esp-idf:3.3
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cpe:2.3:a:espressif:esp-idf:3.3.1
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cpe:2.3:a:espressif:esp-idf:3.3.2
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cpe:2.3:a:espressif:esp-idf:3.3.3
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cpe:2.3:a:espressif:esp-idf:3.3.4
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cpe:2.3:a:espressif:esp-idf:4.0
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cpe:2.3:a:espressif:esp-idf:4.0.0
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cpe:2.3:a:espressif:esp-idf:4.0.1
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cpe:2.3:a:espressif:esp-idf:4.0.2
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cpe:2.3:a:espressif:esp-idf:4.0.3
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cpe:2.3:a:espressif:esp-idf:4.1
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cpe:2.3:a:espressif:esp-idf:4.1.1
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cpe:2.3:a:espressif:esp-idf:4.1.2
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cpe:2.3:a:espressif:esp-idf:4.1.3
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cpe:2.3:a:espressif:esp-idf:4.2
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cpe:2.3:h:espressif:esp32:-