CVE-2018-8531 — HIGH (8.8) — White Hats Nepal

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

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

Related Weaknesses (CWE)

CWE-787

References

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

FAQ

What is CVE-2018-8531?

CVE-2018-8531 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 Vulnerab...

How severe is CVE-2018-8531?

CVE-2018-8531 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-8531?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Azure Internet Of Things Edge, Microsoft Csharp Software Development Kit.