Vulnerability · Published Jan 12, 2021 · Assigned by mitre
CVE-2020-16146
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.4%top 27.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
References
- https://github.com/espressif/esp-idf x_refsource_MISC
- https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/CVE-2020-16146.md x_refsource_MISC