A spoofing vulnerability exists when the Azure IoT Device Provisioning AMQP Transport library improperly validates certificates over the AMQP protocol, aka "Azure IoT SDK Spoofing Vulnerability." This affects C# SDK, C SDK, Java SDK.
https://tools.cisco.com/security/center/viewAlert.x?alertId=57754&vs_f=Alert%20RSS&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Microsoft%20Azure%20IoT%20SDK%20AMQP%20Transport%20Library%20Spoofing%20Vulnerability&vs_k=1
http://www.securityfocus.com/bid/104070
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8119
Source: Mitre, NVD
Published: 2018-05-09
Updated: 2026-06-17
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 5.6
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS: 0.00282