What is CVE-2018-3909?

CVE-2018-3909 is a high-severity vulnerability in Samsung Sth-eth-250, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 8.6/10. Published 2018-08-24.

How severe is CVE-2018-3909?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Samsung Sth-eth-250

CVE-2018-3909

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 succ…

Vulnerability class: HTTP Request Smuggling

EPSS: 0.013 (65.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.

Affected products

Samsung Sth-eth-250
Samsung Sth-eth-250_firmware — versions 0.20.17
Talos Samsung — versions Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17

Weakness classification (CWE)

CWE-444 — Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling)

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-3909?: CVE-2018-3909 is a high-severity vulnerability in Samsung Sth-eth-250, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 8.6/10. Published 2018-08-24.
How severe is CVE-2018-3909?: High severity. CVSS v3 base score is 8.6 out of 10.