CVE-2021-31611

Katalog CVE

CVSS 5.7 · Medium EPSS 0,37%

Kerentanan Improper Locking pada zh-jieli ac6901 firmware, zh-jieli ac6925 firmware +3 lainnya. Skor CVSS 3.1 5.7 (Medium) menurut NVD.

Deskripsi (NVD)

The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle an out-of-order LMP Setup procedure that is followed by a malformed LMP packet, allowing attackers in radio range to deadlock a device via a crafted LMP packet. The user needs to manually reboot the device to restore communication.

Rincian

Terbit di NVD

7 September 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

5.7 (Medium), sumber NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-667: Improper Locking

EPSS (30 hari)

0,37% peluang dieksploitasi; lebih tinggi dari 28,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://www.zh-jieli.com/product/68-cn.html advisory vendor
• https://launchstudio.bluetooth.com/ListingDetails/19746 advisory pihak ketiga
• https://launchstudio.bluetooth.com/ListingDetails/58628 advisory pihak ketiga
• https://dl.packetstormsecurity.net/papers/general/braktooth.pdf broken link