Buffer overflow in Dialog-Semiconductor Da14580
CVE-2019-17517
The Bluetooth Low Energy implementation on Dialog Semiconductor SDK through 5.0.4 for DA14580/1/2/3 devices does not properly restrict the L2CAP payload length, allowing attackers in radio range to cause a buffer overflow via a crafted Link Layer packet.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.006 (48.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.dialog-semiconductor.com/products/connectivity/bluetooth-low-energy/smartbo… (Third Party Advisory)
- asset-group.github.io/disclosures/sweyntooth/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2019-17517?
- CVE-2019-17517 is a medium-severity vulnerability in Dialog-Semiconductor Da14580, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.7/10. Published 2020-02-10.
- How severe is CVE-2019-17517?
- Medium severity. CVSS v3 base score is 5.7 out of 10.
- Is CVE-2019-17517 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.