CVE-2018-3897 is a critical buffer overflow vulnerability affecting Samsung SmartThings Hubs (firmware version 0.20.17). Specifically, the video-core process incorrectly handles JSON payloads, allowing an attacker to overflow a 52-byte buffer by sending an excessively long "callbackUrl" value. This vulnerability carries a CVSS score of 8.8 (High), indicating that it can be exploited remotely with low complexity to achieve high confidentiality, integrity, and availability impacts. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, suggesting awareness among security researchers.
| 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, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.