Encryption Key Negotiation of Bluetooth in Microsoft products

Published: 2019-08-14 | Updated: 2019-08-14
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-9506
CWE ID CWE-310
Exploitation vector Local
Public exploit N/A
Vulnerable software Windows Server Subscribe
Windows
Vendor Microsoft

Security Advisory

This security advisory describes one low risk vulnerability.

1) Cryptographic issues

Severity: Low

CVSSv3: 3.5 [CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9506

CWE-ID: CWE-310 - Cryptographic Issues

Description

The vulnerability allows an attacker to gain access to sensitive information.

The vulnerability exists due to a weakness in Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol core specification that allows an attacker with close proximity to the affected system to perform a man-in-the-middle attack on an encrypted Bluetooth connection.

Successful exploitation of the vulnerability may allow an attacker to gain access to sensitive information or perform unauthorized actions.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Windows Server: 1803, 1903, 2008 R2, 2012, 2012 R2, 2016, 2019

Windows: 7, 8.1, 10, 10 1607, 10 1703, 10 1709, 10 1803, 10 1809, 10 1903, RT 8.1

CPE External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-9506

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.