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CVE-2019-15948

27
FAUCET Score

CVE-2019-15948 is a buffer overflow vulnerability affecting Texas Instruments CC256x and WL18xx dual-mode Bluetooth controllers when in LE scan mode. A remote attacker can trigger this flaw by sending a malformed Bluetooth Low Energy advertising packet. This can lead to a denial of service or potentially arbitrary code execution, with a high CVSS score of 8.8. Despite its severity, there is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2CPE matchmatch criteria
cpe:2.3:o:ti:cc256xc-bt-sp_firmware:*:*:*:*:*:*:*:*
<= 1.8CPE matchmatch criteria
cpe:2.3:o:ti:cc256xb-bt-sp_firmware:*:*:*:*:*:*:*:*
<= 4.4CPE matchmatch criteria
cpe:2.3:o:ti:wl18xx-bt-sp_firmware:*:*:*:*:*:*:*:*

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
3.26%
Probability of exploitation in next 30 days
EPSS Percentile
87.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0326 is in the 92nd percentile among its peer group of 1,875 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

No media coverage found for this CVE.

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

e2e.ti.com / support/wireless-connectivity/bluetooth/f/538/t/856161
Third Party Advisory
github.com / darkmentorllc/jackbnimble/blob/master/host/pocs/ti_wl18xx_adv_rce.py
github.com / darkmentorllc/publications/tree/master/2020/TI_SILABS_BLE_RCEs
linkedin.com / in/veronica-kovah-2587185
Not Applicable
youtube.com / watch