CVE-2018-3879

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-08-23 · updated 2026-06-17
Weakness: CWE-89

Description

An exploitable JSON injection vulnerability exists in the credentials handler 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 parses the user-controlled JSON payload, leading to a JSON injection which in turn leads to a SQL injection in the video-core database. An attacker can send a series of HTTP requests to trigger this vulnerability.

Affected products

Samsung SmartThings Hub STH-ETH-250: 0.20.17

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0556
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0556

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