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CVE-2018-3867
CRITICAL
An exploitable stack-based buffer overflow vulnerability exists in the samsungWifiScan callback notification of video-core's HTTP server of Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17. The video-core process incorrectly handles the answer received from a smart camera, leading to a buffer overflow on the stack. An attacker can send a series of HTTP requests to trigger this vulnerability.
Published: Aug 23, 2018
Modified: Jun 17, 2026
CWE-787
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| samsung | sth-eth-250_firmware | 0.20.17 |
GitHub Security Advisory GHSA-gwh8-27m5-c3g7
An exploitable stack-based buffer overflow vulnerability exists in the samsungWifiScan callback...
References (2)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0549 Exploit, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0549 Exploit, Third Party Advisory
Risk Scores
CVSS Score
9.9 / 10
EPSS Score
2.01%
Top 21% most likely to be exploited
Threat Score
40.2 / 100
Data Sources
NVD
EPSS
GitHub