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CVE-2019-19193

MEDIUM
6.5
CVSS Score
Published: February 10, 2020 at 08:33 PM UTC
Updated: June 17, 2026 at 02:26 AM UTC
4 products affected across 1 vendorBle StackCC2640R2 Software Development KitCc2640R2

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.7%

Description

The Bluetooth Low Energy peripheral implementation on Texas Instruments SIMPLELINK-CC2640R2-SDK through 3.30.00.20 and BLE-STACK through 1.5.0 before Q4 2019 for CC2640R2 and CC2540/1 devices does not properly restrict the advertisement connection request packet on reception, allowing attackers in radio range to cause a denial of service (crash) via a crafted packet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ble Stack· Ti
95%
v ≤ 1.5.0
ti-cc2540-1 (environment) · ti-cc2640r2 (same device)
CC2640R2 Software Development Kit· Ti
95%
v ≤ 3.30.00.20
ti-cc2540-1 (environment) · ti-cc2640r2 (same device)
Cc2540/1· Tidevice
80%
All versions
Cc2640R2· Tidevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCVendor Advisory
Source: [email protected]
http://www.ti.com/tool/BLE-STACK
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://asset-group.github.io/disclosures/sweyntooth/

CVSS

6.5MEDIUM[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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