The Bluetooth Low Energy implementation on Texas Instruments SDK through 3.30.00.20 for…
Priority LOW 32CWE-120Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
The Bluetooth Low Energy implementation on Texas Instruments SDK through 3.30.00.20 for CC2640R2 devices does not properly restrict the SM Public Key packet on reception, allowing attackers in radio range to cause a denial of service (crash) via crafted packets.
Why it matters now
EPSS 0.01825 78th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ti:cc2640r2_software_development_kit:*:*:*:*:*:*:*:* | up to 3.30.00.20 | Vulnerable | Texas Instruments |
| cpe:2.3:h:ti:cc2640r2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Texas Instruments |
- cpe:2.3:a:ti:cc2640r2_software_development_kit:*:*:*:*:*:*:*:* Versions up to 3.30.00.20 Vulnerable ·Texas Instruments
- cpe:2.3:h:ti:cc2640r2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Texas Instruments
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-17520
- 2026-10-03 Alias added: GHSA-xr3c-8qvg-wf25
References
More Texas Instruments Cc2640r2 Software Development Kit vulnerabilities
- TI-2019-13827 The Bluetooth Low Energy peripheral implementation on Texas Instruments… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2019-17520 · CVE Program
- CVE-2019-17520 · NVD
- FIRST EPSS
- GHSA-xr3c-8qvg-wf25 · GitHub Advisory Database · CC BY 4.0
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