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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.

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Espressif ESP-IDF 缓冲区错误漏洞

Espressif ESP-IDF是中国乐鑫信息科技（Espressif）公司的一款物联网开发框架。 Espressif ESP-IDF 存在缓冲区错误漏洞，攻击者可利用该漏洞使应用崩溃。以下产品及版本受到影响：Espressif ESP-IDF 2.x，3.0.x至3.0.9、Espressif ESP-IDF 3.1.x至3.1.7、Espressif ESP-IDF 3.2.x至3.2.3、3.3.x至3.3.2、Espressif ESP-IDF 4.0.x至4.0.1。

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