CVE-2019-19196: telink-semi tlsr8258 ble sdk +4 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2019-19196

CVSS 6.5 · Medium EPSS 1,4%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada telink-semi tlsr8258 ble sdk, telink-semi tlsr8269 ble sdk +3 lainnya. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

The Bluetooth Low Energy Secure Manager Protocol (SMP) implementation on Telink Semiconductor BLE SDK versions before November 2019 for TLSR8x5x through 3.4.0, TLSR823x through 1.3.0, and TLSR826x through 3.3 devices accepts a pairing request with a key size greater than 16 bytes, allowing an attacker in radio range to cause a buffer overflow and denial of service (crash) via crafted packets.

Rincian

Terbit di NVD: 12 Februari 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
EPSS (30 hari): 1,4% peluang dieksploitasi; lebih tinggi dari 70,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
telink-semi	tlsr8258 ble sdk	Semua versi hingga 3.4.0
telink-semi	tlsr8269 ble sdk	Semua versi hingga 3.3
telink-semi	tlsr8253 ble sdk	Semua versi hingga 3.4.0
telink-semi	tlsr8251 ble sdk	Semua versi hingga 3.4.0
telink-semi	tlsr8232 ble sdk	Semua versi hingga 1.3.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

http://www.telink-semi.com/ble advisory vendor
https://asset-group.github.io/disclosures/sweyntooth/ exploit · advisory pihak ketiga

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.