Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2020-12140 First vendor Publication 2021-12-07
Vendor Cve Last vendor Modification 2021-12-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Adjacent Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 8.3 Attack Range Adjacent network
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 6.5 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12140

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 2

Sources (Detail)

Source Url
MISC https://github.com/contiki-ng/contiki-ng/pull/1662
https://twitter.com/ScepticCtf

Alert History

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0
1
Date Informations
2021-12-09 21:22:55
  • Multiple Updates
2021-12-08 00:22:53
  • First insertion