#VU56308 Code Injection in Espressif Systems products - CVE-2021-28139
Published: September 6, 2021 / Updated: September 6, 2021
Vulnerability identifier: #VU56308
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-28139
CWE-ID: CWE-94
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
ESP-IDF
ESP-WROVER-KIT
ESP32
ESP-IDF
ESP-WROVER-KIT
ESP32
Software vendor:
Espressif Systems
Espressif Systems
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to the Bluetooth Classic implementation does not properly restrict the Feature Page upon reception of an LMP Feature Response Extended packet. A remote attacker in radio range can use a specially crafted Extended Features bitfield payload and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.