CVE-2018-8531

Name: CVE-2018-8531
Creator: NVD / NIST
Published: 2018-10-10T13:29:06.243+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 15.19%

Last modified Jun 17, 2026

CVE-2018-8531 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 15.19% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

15.19%

96.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Microsoft	Azure Internet Of Things Edge	All versions
Microsoft	Csharp Software Development Kit	All versions

References

http://www.securityfocus.com/bid/105472Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531Patch, Vendor Advisory
http://www.securityfocus.com/bid/105472Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8531Patch, Vendor Advisory

Timeline

Published: Oct 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8531?

How severe is CVE-2018-8531?

Severity scoring for CVE-2018-8531 is pending analysis. The EPSS model estimates a 15.19% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8531?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-8531?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST