What’s Vulnerable › Vulnerabilities

CVE-2018-3909

• Severity: high (CVSS 8.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-08-24 · updated 2026-06-17
• Weakness: CWE-444

Description

An exploitable vulnerability exists in the REST parser of video-core's HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The video-core process incorrectly handles pipelined HTTP requests, which allows successive requests to overwrite the previously parsed HTTP method, 'onmessagecomplete' callback. An attacker can send an HTTP request to trigger this vulnerability.

Affected products

• Samsung SmartThings Hub STH-ETH-250: 0.20.17

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0577
• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0577

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