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CVE-2020-12140
Date: December 7, 2021
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.
Language: C
Severity Score
Severity Score
Weakness Type (CWE)
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-120CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | ADJACENT_NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | NONE |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | HIGH |
| Integrity (I): | HIGH |
| Availability (A): | HIGH |
CVSS v2
| Base Score: |
|
|---|---|
| Access Vector (AV): | ADJACENT |
| Access Complexity (AC): | LOW |
| Authentication (AU): | NONE |
| Confidentiality (C): | COMPLETE |
| Integrity (I): | COMPLETE |
| Availability (A): | COMPLETE |
| Additional information: |