Vulnerability Details CVE-2020-16146
Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in btc_blufi_recv_handler function in blufi_prf.c. An attacker can send a crafted BluFi protocol Write Attribute command to characteristic 0xFF01. With manipulated packet fields, there is a buffer overflow.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.1%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
Products affected by CVE-2020-16146
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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:4.0.0
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cpe:2.3:a:espressif:esp-idf:4.0.1