{"cve":"CVE-2018-8531","nvd":{"published":"2018-10-10T13:29:06.243","modified":"2026-06-17T02:05:03.090","status":"Modified","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_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-787"],"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"],"products":["microsoft:azure_internet_of_things_edge","microsoft:csharp_software_development_kit"],"source":"nvd","synced_at":"2026-10-19T20:53:14.491561039+00:00"},"epss":{"cve":"CVE-2018-8531","score":0.15126,"percentile":0.96739,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}