Critical severity9.9NVD Advisory· Published Aug 23, 2018· Updated Jun 17, 2026
CVE-2018-3863
CVE-2018-3863
Description
On Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17, the video-core process incorrectly extracts fields from a user-controlled JSON payload, leading to a buffer overflow on the stack. An attacker can send an HTTP request to trigger this vulnerability. A strcpy overflows the destination buffer, which has a size of 40 bytes. An attacker can send an arbitrarily long "user" value in order to exploit this vulnerability.
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Affected products
2- Range: =0.20.17
- Range: Firmware version 0.20.17
Patches
Vulnerability mechanics
References
1- www.talosintelligence.com/vulnerability_reports/TALOS-2018-0548nvdExploitThird Party Advisory
News mentions
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