#VU14101 Integer underflow in SmartThings Hub STH-ETH-250 - CVE-2018-3926 

 

#VU14101 Integer underflow in SmartThings Hub STH-ETH-250 - CVE-2018-3926

Published: July 30, 2018


Vulnerability identifier: #VU14101
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-3926
CWE-ID: CWE-191
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
SmartThings Hub STH-ETH-250
Software vendor:
Samsung

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the ZigBee firmware update routine of the hubCore binary of the Samsung SmartThings Hub due to integer underflow when incorrect handling of malformed files existing in its "data" directory. A remote attacker can send an HTTP request, trigger infinite loop and cause the service to crash.

Remediation

Install update from vendor's website.

External links