CVE-2019-19196

MOYENNE 6.5CVE-2019-19196 · Published 12/02/2020 · updated 17/06/2026

En bref

CVE-2019-19196 est une vulnérabilité MOYENNE (CVSS 6.5) touchant tlsr8232 ble sdk (telink-semi), tlsr8251 ble sdk (telink-semi), tlsr8253 ble sdk (telink-semi).
Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 1.4%, plus élevée que 72.0% des vulnérabilités.
Aucune version corrigée n'est encore connue : suivez l'avis de l'éditeur dans les références.

Package	Affected versions	Patched versions
tlsr8232 ble sdk telink-semi	`≤ 1.3.0`	No fix yet
tlsr8251 ble sdk telink-semi	`≤ 3.4.0`	No fix yet
tlsr8253 ble sdk telink-semi	`≤ 3.4.0`	No fix yet
tlsr8258 ble sdk telink-semi	`≤ 3.4.0`	No fix yet
tlsr8269 ble sdk telink-semi	`≤ 3.3`	No fix yet

Description

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.

References

telink-semi.com/ble · Vendor Advisory
asset-group.github.io/disclosures/sweyntooth · Exploit

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