CVE-2020-26556: bluetooth core specification +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2020-26556

CVSS 7.5 · High EPSS 0,91%

Kerentanan Improper Restriction of Excessive Authentication Attempts pada bluetooth core specification, bluetooth mesh profile. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device, able to conduct a successful brute-force attack on an insufficiently random AuthValue before the provisioning procedure times out, to complete authentication by leveraging Malleable Commitment.

Rincian

Terbit di NVD: 24 Mei 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 7.5 (High), sumber NVD
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-307: Improper Restriction of Excessive Authentication Attempts
EPSS (30 hari): 0,91% peluang dieksploitasi; lebih tinggi dari 58,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
bluetooth	bluetooth core specification	Versi 1.0b hingga 5.2
bluetooth	mesh profile	Versi 1.0.0
bluetooth	mesh profile	Versi 1.0.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/ advisory vendor
https://kb.cert.org/vuls/id/799380 advisory pihak ketiga · pemerintah AS
https://www.kb.cert.org/vuls/id/799380 advisory pihak ketiga · pemerintah AS

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.