CVE-2019-15948

Texas Instruments CC256x and WL18xx dual-mode Bluetooth controller devices, when LE scan mode is used, allow remote attackers to trigger a buffer overflow via a malformed Bluetooth Low Energy advertising packet, to cause a denial of service or potentially execute arbitrary code. This affects CC256xC-BT-SP 1.2, CC256xB-BT-SP 1.8, and WL18xx-BT-SP 4.4.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 91%
VendorProductVersion
ticc256xc-bt-sp_firmware
𝑥
≤ 1.2
ticc256xb-bt-sp_firmware
𝑥
≤ 1.8
tiwl18xx-bt-sp_firmware
𝑥
≤ 4.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://e2e.ti.com/support/wireless-connectivity/bluetooth/f/538/t/856161
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/ti_wl18xx_adv_rce.py
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs
https://www.linkedin.com/in/veronica-kovah-2587185
https://www.youtube.com/watch?v=bk5lOxieqbA
https://e2e.ti.com/support/wireless-connectivity/bluetooth/f/538/t/856161
https://github.com/darkmentorllc/jackbnimble/blob/master/host/pocs/ti_wl18xx_adv_rce.py
https://github.com/darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs
https://www.linkedin.com/in/veronica-kovah-2587185
https://www.youtube.com/watch?v=bk5lOxieqbA