CVE-2020-15509

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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).

Nordic Semiconductor Android BLE Library versiones hasta 2.2.1 y DFU Library versiones hasta 1.10.4 para Android (tal como es usado nRF Connect y otras aplicaciones) puede participar en una comunicación no cifrada mientras le muestra al usuario que la comunicación está supuestamente cifrada. El problema está en la creación de enlaces (por ejemplo, internalCreateBond en BleManagerHandler)

*Credits: N/A

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-07-02 CVE Reserved
2020-07-07 CVE Published
2024-05-11 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-319: Cleartext Transmission of Sensitive Information

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://github.com/NordicSemiconductor/Android-BLE-Library/commits/master	2021-07-21
https://github.com/NordicSemiconductor/Android-DFU-Library/commits/release	2021-07-21
https://secretdiary.ninja/index.php/2020/07/03/norec-attack-stripping-ble-encryption-from-nordicsemis-android-library-cve-2020-15509	2021-07-21

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nordicsemi Search vendor "Nordicsemi"		Android Ble Library Search vendor "Nordicsemi" for product "Android Ble Library"				<= 2.2.1 Search vendor "Nordicsemi" for product "Android Ble Library" and version " <= 2.2.1"		-		Affected
Nordicsemi Search vendor "Nordicsemi"		Dfu Library Search vendor "Nordicsemi" for product "Dfu Library"				<= 1.10.4 Search vendor "Nordicsemi" for product "Dfu Library" and version " <= 1.10.4"		-		Affected