Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2019-17519

26
FAUCET Score

CVE-2019-17519 is a critical buffer overflow vulnerability affecting NXP SDK versions through 2.2.1 for KW41Z and other NXP KW-series Bluetooth Low Energy (BLE) devices. An attacker within radio range can exploit this by sending a specially crafted BLE packet, leading to a buffer overflow in the Link Layer. This vulnerability carries a high CVSS score of 8.8, indicating potential for complete compromise of confidentiality, integrity, and availability without user interaction. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered significant community discussion and media coverage as part of the "SweynTooth" bug collection.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.2.1CPE matchmatch criteria
cpe:2.3:a:nxp:mcuxpresso_software_development_kit:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.18%
Probability of exploitation in next 30 days
EPSS Percentile
64.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0118 is in the 79th percentile among its peer group of 1,857 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

asset-group.github.io / disclosures/sweyntooth
ExploitThird Party Advisory