CVE-2018-3918 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

An exploitable vulnerability exists in the remote servers of Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The hubCore process listens on port 39500 and relays any unauthenticated messages to SmartThings' remote servers, which incorrectly handle camera IDs for the 'sync' operation, leading to arbitrary deletion of cameras. An attacker can send an HTTP request to trigger this vulnerability.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Samsung	Sth-Eth-250 Firmware	0.20.17
Samsung	Sth-Eth-250	-

Related Weaknesses (CWE)

CWE-707

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0582ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0582ExploitThird Party Advisory

FAQ

What is CVE-2018-3918?

CVE-2018-3918 is a vulnerability with a CVSS score of 7.5 (HIGH). An exploitable vulnerability exists in the remote servers of Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The hubCore process listens on port 39500 and relays any unauthenticated me...

How severe is CVE-2018-3918?

CVE-2018-3918 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-3918?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Sth-Eth-250 Firmware, Samsung Sth-Eth-250.