Buffer Overflow in Espressif ESP-IDF BluFi Protocol
CVE-2020-16146

7.5HIGH

Key Information:

Vendor

Espressif

Status
Esp-idf
Vendor
CVE Published:
12 January 2021

What is CVE-2020-16146?

The vulnerability occurs due to a buffer overflow in the BluFi provisioning process located in the btc_blufi_recv_handler function within blufi_prf.c of Espressif ESP-IDF. An attacker can exploit this vulnerability by sending a specially crafted BluFi protocol Write Attribute command targeting the characteristic 0xFF01. This manipulation can lead to a buffer overflow, posing significant security concerns for devices utilizing the affected versions of ESP-IDF.

References

https://github.com/espressif/esp-idf
x_refsource_MISC
https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.