PT-2018-16287 · Samsung · Samsung Smartthings Hub

CVE-2018-3894 · Published 2018-09-21 · Updated 2022-12-02

Positive Technologies (AI Summary)

CVSS v3.1

9.9

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Samsung SmartThings Hub STH-ETH-250-Firmware version 0.20.17

Description A buffer overflow issue exists in the /cameras/XXXX/clips handler of the video-core's HTTP server. The strncpy call overflows a destination buffer of 52 bytes. An attacker can exploit this by sending a long startTime value.

Recommendations For Samsung SmartThings Hub STH-ETH-250-Firmware version 0.20.17, consider restricting access to the /cameras/XXXX/clips handler until a patch is available. As a temporary workaround, avoid using arbitrarily long startTime values in the affected API endpoint.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2018-3894

Affected Products

Samsung Smartthings Hub

References · 4

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2018-0570 · Exploit
• 🔥 https://talosintelligence.com/reports/TALOS-2018-0570 · Exploit
• https://osv.dev/vulnerability/CVE-2018-3894 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-3894 · Security Note