Executive Summary

Informations
Name CVE-2020-15509 First vendor Publication 2020-07-07
Vendor Cve Last vendor Modification 2021-07-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Adjacent Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 3.3 Attack Range Adjacent network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 6.5 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Nordic Semiconductor Android BLE Library through 2.2.1 and DFU Library through 1.10.4 for Android (as used by nRF Connect and other applications) can engage in unencrypted communication while showing the user that the communication is purportedly encrypted. The problem is in bond creation (e.g., internalCreateBond in BleManagerHandler).

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15509

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-319 Cleartext Transmission of Sensitive Information

Sources (Detail)

Source Url
MISC https://github.com/NordicSemiconductor/Android-BLE-Library/commits/master
https://github.com/NordicSemiconductor/Android-DFU-Library/commits/release
https://secretdiary.ninja/index.php/2020/07/03/norec-attack-stripping-ble-enc...

Alert History

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Date Informations
2021-08-05 01:37:22
  • Multiple Updates
2021-07-21 17:23:39
  • Multiple Updates
2020-07-15 21:23:08
  • Multiple Updates
2020-07-07 21:23:06
  • First insertion