CVE-2018-3863 is a critical buffer overflow vulnerability affecting Samsung SmartThings Hub STH-ETH-250 devices running firmware version 0.20.17. An authenticated attacker can trigger this vulnerability by sending a crafted HTTP request with an overly long "user" value in a JSON payload, leading to a stack-based buffer overflow in the video-core process. This allows for potential remote code execution with high impact on confidentiality, integrity, and availability, as indicated by its CVSS score of 9.9. Despite its severity, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.20.17CPE matchmatch criteria | cpe:2.3:o:samsung:sth-eth-250_firmware:0.20.17:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.