CVE-2018-8531

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 15.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-10-10 · updated 2026-06-17
Weakness: CWE-787

Description

A remote code execution vulnerability exists in the way that Azure IoT Hub Device Client SDK using MQTT protocol accesses objects in memory, aka "Azure IoT Device Client SDK Memory Corruption Vulnerability." This affects Hub Device Client SDK, Azure IoT Edge.

Affected products

Microsoft Azure Internet Of Things Edge: all versions
Microsoft Csharp Software Development Kit: all versions
Microsoft Azure IoT Edge: Azure IoT Edge
Microsoft Hub Device Client SDK: Azure IoT

References

http://www.securityfocus.com/bid/105472
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531
http://www.securityfocus.com/bid/105472
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531

Get alerted when CVE-2018-8531 or the next vulnerability affects your stack