Cryptographic issues - CVE-2019-9506

Vulnerability identifier: #VU20290

CSH Severity: Low

CVSS v4: 2.4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-9506

CWE-ID: CWE-310

Exploitation vector: Local access

Exploit availability: No public exploit available

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.

Cisco Wireless IP Phone 8821
Cisco SPA525G2 Small Business IP Phones
Cisco Wireless IP Phone 8851
Cisco Wireless IP Phone 8845
Cisco IP Phone 8865
Cisco IP Phone 8861
Cisco DX80 Series IP Phones
Cisco DX70 Series IP Phones
Microsoft Windows
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power 9
Red Hat Enterprise Linux for IBM System z (Structure A)
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for Power
Red Hat Virtualization Host - Extended Update Support 4.2 for RHEL
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Opensuse
Windows Server
MRG Realtime
kernel (Red Hat package)
kernel-rt (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
kpatch-patch-3_10_0-1062_1_2 (Red Hat package)
kpatch-patch-3_10_0-1062_1_1 (Red Hat package)
kpatch-patch-3_10_0-1062 (Red Hat package)
kernel-alt (Red Hat package)
Red Hat Virtualization Host

Install updates from vendor's website.

kernel (Red Hat package) - addressed in versions 3.10.0-327.86.1.el7, 3.10.0-514.70.1.el7, 3.10.0-693.60.1.el7, 3.10.0-862.43.1.el7, 3.10.0-957.38.1.el7, 3.10.0-1062.4.1.el7, 4.18.0-80.15.1.el8_0
kernel-rt (Red Hat package) - addressed in versions 3.10.0-693.60.1.rt56.654.el6rt, 3.10.0-1062.4.1.rt56.1027.el7, 4.18.0-147.rt24.93.el8
kpatch-patch-3_10_0-1062_1_2 (Red Hat package) - update to 1-3.el7
kpatch-patch-3_10_0-1062_1_1 (Red Hat package) - update to 1-4.el7
kpatch-patch-3_10_0-1062 (Red Hat package) - update to 1-5.el7
kernel-alt (Red Hat package) - update to 4.14.0-115.14.1.el7a

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

• Encryption Key Negotiation of Bluetooth in Microsoft products
• Key Negotiation of Bluetooth Vulnerability in Cisco products
• Red Hat update for kernel
• OpenSUSE Linux update for the Linux Kernel
• OpenSUSE Linux update for the Linux Kernel
• Red Hat update for kernel-rt
• Red Hat update for kernel
• Red Hat update for kpatch-patch
• Red Hat update for kernel
• Red Hat update for kernel
• Red Hat Enterprise Linux 7 update for kernel
• Red Hat Enterprise Linux 7 update for kernel
• Red Hat Enterprise Linux 7 update for kpatch-patch
• Red Hat Enterprise Linux 7 update for kernel-rt
• Red Hat Enterprise Linux 7 update for kernel-alt
• Red Hat Enterprise Linux 8 update for kernel-rt
• Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions update for kernel