VULNERABILITY INTELLIGENCE

CVE-2020-12140

CVSS score8.8 HIGH
EPSS probability0.95%
CISA KEVNot currently listed
Published2021-12-07
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A buffer overflow in os/net/mac/ble/ble-l2cap.c in the BLE stack in Contiki-NG 4.4 and earlier allows an attacker to execute arbitrary code via malicious L2CAP frames.

Weakness classification

  • nvd@nist.gov: CWE-120

Primary references