What is CVE-2018-3926?

CVE-2018-3926 is a medium-severity vulnerability in Samsung Sth-eth-250, classified under Integer Underflow. CVSS score: 5.5/10. Published 2018-08-28.

How severe is CVE-2018-3926?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Integer overflow in Samsung Sth-eth-250

CVE-2018-3926

An exploitable integer underflow vulnerability exists in the ZigBee firmware update routine of the hubCore binary of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The hubCore process incorrectly handles malformed file…

EPSS: 0.004 (33.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

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-191 — Integer Underflow

References

talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-3926?: CVE-2018-3926 is a medium-severity vulnerability in Samsung Sth-eth-250, classified under Integer Underflow. CVSS score: 5.5/10. Published 2018-08-28.
How severe is CVE-2018-3926?: Medium severity. CVSS v3 base score is 5.5 out of 10.