Stack-based Buffer Overflow in Samsung SmartThings Hub STH-ETH-250 Video-Core HTTP Server

CVE-2018-3919 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in video-core's HTTP server of Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17. The video-core process insecurely extracts the fields from the "clips" table of its SQLite database, leading to a buffer overflow on the stack. An attacker can send a series of HTTP requests to trigger this vulnerability.

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